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Extract from the Register of European Patents

EP About this file: EP3168981

EP3168981 - ROTOR POSITION DETECTION APPARATUS AND MOTOR CONTROL APPARATUS [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  21.08.2020
Database last updated on 02.07.2024
FormerThe patent has been granted
Status updated on  13.09.2019
FormerGrant of patent is intended
Status updated on  14.05.2019
FormerExamination is in progress
Status updated on  31.08.2018
FormerRequest for examination was made
Status updated on  01.09.2017
FormerThe application has been published
Status updated on  18.04.2017
Most recent event   Tooltip08.07.2022Lapse of the patent in a contracting state
New state(s): MK		published on 10.08.2022  [2022/32]
Applicant(s)For all designated states
Sinfonia Technology Co., Ltd.
1-30, Shiba-daimon 1-chome, Minato-ku
Tokyo 105-8564 / JP
For all designated states
Takahashi, Hisashi
5-3-19-604, Kamitsurumahoncho
Minami-ku
Sagamihara-shi, Kanagawa 252-0318 / JP
For all designated states
Yamamoto, Kenji
6-1-14-706 Hashimoto
Midori-ku
Sagamihara-shi, Kanagawa 252-0143 / JP
[2017/20]
Inventor(s)01 / KANAZAWA, Kazunari
c/o SINFONIA TECHNOLOGY CO., LTD.
1-30, Shiba-daimon 1-chome
Minato-ku
Tokyo 105-8564 / JP
02 / IKEDA, Hiroshi
c/o SINFONIA TECHNOLOGY CO., LTD.
1-30, Shiba-daimon 1-chome
Minato-ku
Tokyo 105-8564 / JP
03 / ITO, Yuki
c/o SINFONIA TECHNOLOGY CO., LTD.
1-30, Shiba-daimon 1-chome
Minato-ku
Tokyo 105-8564 / JP
04 / TOMIZAKI, Takeshi
c/o SINFONIA TECHNOLOGY CO., LTD.
1-30, Shiba-daimon 1-chome
Minato-ku
Tokyo 105-8564 / JP
05 / TAKAHASHI, Hisashi
5-3-19-604, Kamitsurumahoncho
Minami-ku
Sagamihara-shi, Kanagawa 252-0318 / JP
06 / YAMAMOTO, Kenji
6-1-14-706, Hashimoto, Midori-ku
Sagamihara-shi, Kanagawa 252-0143 / JP
 [2017/20]
Representative(s)TBK
Bavariaring 4-6
80336 München / DE
[2017/20]
Application number, filing date16167929.502.05.2016
[2017/20]
Priority number, dateJP2015022072210.11.2015         Original published format: JP 2015220722
[2017/20]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP3168981
Date:17.05.2017
Language:EN
[2017/20]
Type: B1 Patent specification 
No.:EP3168981
Date:16.10.2019
Language:EN
[2019/42]
Search report(s)(Supplementary) European search report - dispatched on:EP16.03.2017
ClassificationIPC:H02P1/16, H02P25/089, H02P6/182, H02P1/02
[2019/23]
CPC:
H02P25/089 (EP); H02P1/029 (EP); H02P1/163 (EP);
H02P6/182 (EP)
Former IPC [2017/20]H02P25/089, H02P6/182, // H02P1/16
Designated contracting statesAL,   AT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2017/40]
Former [2017/20]AL,  AT,  BE,  BG,  CH,  CY,  CZ,  DE,  DK,  EE,  ES,  FI,  FR,  GB,  GR,  HR,  HU,  IE,  IS,  IT,  LI,  LT,  LU,  LV,  MC,  MK,  MT,  NL,  NO,  PL,  PT,  RO,  RS,  SE,  SI,  SK,  SM,  TR 
TitleGerman:ROTORPOSITIONSERFASSUNGSVORRICHTUNG UND MOTORSTEUERUNGSVORRICHTUNG[2017/20]
English:ROTOR POSITION DETECTION APPARATUS AND MOTOR CONTROL APPARATUS[2017/20]
French:APPAREIL DE DÉTECTION DE POSITION DE ROTOR ET APPAREIL DE COMMANDE DE MOTEUR[2017/20]
Examination procedure02.05.2016Date on which the examining division has become responsible
24.08.2017Amendment by applicant (claims and/or description)
24.08.2017Examination requested  [2017/40]
30.08.2018Despatch of a communication from the examining division (Time limit: M04)
28.12.2018Reply to a communication from the examining division
15.05.2019Communication of intention to grant the patent
09.09.2019Fee for grant paid
09.09.2019Fee for publishing/printing paid
09.09.2019Receipt of the translation of the claim(s)
Opposition(s)17.07.2020No opposition filed within time limit [2020/39]
Fees paidRenewal fee
29.05.2018Renewal fee patent year 03
28.05.2019Renewal fee patent year 04
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Lapses during opposition  TooltipHU02.05.2016
AL16.10.2019
AT16.10.2019
CY16.10.2019
CZ16.10.2019
DK16.10.2019
EE16.10.2019
ES16.10.2019
FI16.10.2019
HR16.10.2019
IT16.10.2019
LT16.10.2019
LV16.10.2019
MC16.10.2019
MK16.10.2019
MT16.10.2019
NL16.10.2019
PL16.10.2019
RO16.10.2019
RS16.10.2019
SE16.10.2019
SI16.10.2019
SK16.10.2019
SM16.10.2019
TR16.10.2019
BG16.01.2020
NO16.01.2020
GR17.01.2020
IS16.02.2020
PT17.02.2020
GB02.05.2020
IE02.05.2020
LU02.05.2020
BE31.05.2020
CH31.05.2020
LI31.05.2020
[2022/32]
Former [2022/27]HU02.05.2016
AL16.10.2019
AT16.10.2019
CY16.10.2019
CZ16.10.2019
DK16.10.2019
EE16.10.2019
ES16.10.2019
FI16.10.2019
HR16.10.2019
IT16.10.2019
LT16.10.2019
LV16.10.2019
MC16.10.2019
MT16.10.2019
NL16.10.2019
PL16.10.2019
RO16.10.2019
RS16.10.2019
SE16.10.2019
SI16.10.2019
SK16.10.2019
SM16.10.2019
TR16.10.2019
BG16.01.2020
NO16.01.2020
GR17.01.2020
IS16.02.2020
PT17.02.2020
GB02.05.2020
IE02.05.2020
LU02.05.2020
BE31.05.2020
CH31.05.2020
LI31.05.2020
Former [2021/24]AL16.10.2019
AT16.10.2019
CZ16.10.2019
DK16.10.2019
EE16.10.2019
ES16.10.2019
FI16.10.2019
HR16.10.2019
IT16.10.2019
LT16.10.2019
LV16.10.2019
MC16.10.2019
NL16.10.2019
PL16.10.2019
RO16.10.2019
RS16.10.2019
SE16.10.2019
SI16.10.2019
SK16.10.2019
SM16.10.2019
BG16.01.2020
NO16.01.2020
GR17.01.2020
IS16.02.2020
PT17.02.2020
GB02.05.2020
IE02.05.2020
LU02.05.2020
BE31.05.2020
CH31.05.2020
LI31.05.2020
Former [2021/22]AL16.10.2019
AT16.10.2019
CZ16.10.2019
DK16.10.2019
EE16.10.2019
ES16.10.2019
FI16.10.2019
HR16.10.2019
IT16.10.2019
LT16.10.2019
LV16.10.2019
MC16.10.2019
NL16.10.2019
PL16.10.2019
RO16.10.2019
RS16.10.2019
SE16.10.2019
SI16.10.2019
SK16.10.2019
SM16.10.2019
BG16.01.2020
NO16.01.2020
GR17.01.2020
IS16.02.2020
PT17.02.2020
GB02.05.2020
IE02.05.2020
LU02.05.2020
CH31.05.2020
LI31.05.2020
Former [2021/20]AL16.10.2019
AT16.10.2019
CZ16.10.2019
DK16.10.2019
EE16.10.2019
ES16.10.2019
FI16.10.2019
HR16.10.2019
IT16.10.2019
LT16.10.2019
LV16.10.2019
MC16.10.2019
NL16.10.2019
PL16.10.2019
RO16.10.2019
RS16.10.2019
SE16.10.2019
SI16.10.2019
SK16.10.2019
SM16.10.2019
BG16.01.2020
NO16.01.2020
GR17.01.2020
IS16.02.2020
PT17.02.2020
IE02.05.2020
LU02.05.2020
CH31.05.2020
LI31.05.2020
Former [2021/15]AL16.10.2019
AT16.10.2019
CZ16.10.2019
DK16.10.2019
EE16.10.2019
ES16.10.2019
FI16.10.2019
HR16.10.2019
IT16.10.2019
LT16.10.2019
LV16.10.2019
MC16.10.2019
NL16.10.2019
PL16.10.2019
RO16.10.2019
RS16.10.2019
SE16.10.2019
SI16.10.2019
SK16.10.2019
SM16.10.2019
BG16.01.2020
NO16.01.2020
GR17.01.2020
IS16.02.2020
PT17.02.2020
LU02.05.2020
CH31.05.2020
LI31.05.2020
Former [2021/12]AL16.10.2019
AT16.10.2019
CZ16.10.2019
DK16.10.2019
EE16.10.2019
ES16.10.2019
FI16.10.2019
HR16.10.2019
IT16.10.2019
LT16.10.2019
LV16.10.2019
MC16.10.2019
NL16.10.2019
PL16.10.2019
RO16.10.2019
RS16.10.2019
SE16.10.2019
SI16.10.2019
SK16.10.2019
SM16.10.2019
BG16.01.2020
NO16.01.2020
GR17.01.2020
IS16.02.2020
PT17.02.2020
CH31.05.2020
LI31.05.2020
Former [2021/07]AL16.10.2019
AT16.10.2019
CZ16.10.2019
DK16.10.2019
EE16.10.2019
ES16.10.2019
FI16.10.2019
HR16.10.2019
IT16.10.2019
LT16.10.2019
LV16.10.2019
NL16.10.2019
PL16.10.2019
RO16.10.2019
RS16.10.2019
SE16.10.2019
SI16.10.2019
SK16.10.2019
SM16.10.2019
BG16.01.2020
NO16.01.2020
GR17.01.2020
IS16.02.2020
PT17.02.2020
CH31.05.2020
LI31.05.2020
Former [2020/51]AL16.10.2019
AT16.10.2019
CZ16.10.2019
DK16.10.2019
EE16.10.2019
ES16.10.2019
FI16.10.2019
HR16.10.2019
IT16.10.2019
LT16.10.2019
LV16.10.2019
NL16.10.2019
PL16.10.2019
RO16.10.2019
RS16.10.2019
SE16.10.2019
SI16.10.2019
SK16.10.2019
SM16.10.2019
BG16.01.2020
NO16.01.2020
GR17.01.2020
IS16.02.2020
PT17.02.2020
Former [2020/38]AL16.10.2019
AT16.10.2019
CZ16.10.2019
DK16.10.2019
EE16.10.2019
ES16.10.2019
FI16.10.2019
HR16.10.2019
IT16.10.2019
LT16.10.2019
LV16.10.2019
NL16.10.2019
PL16.10.2019
RO16.10.2019
RS16.10.2019
SE16.10.2019
SK16.10.2019
SM16.10.2019
BG16.01.2020
NO16.01.2020
GR17.01.2020
IS16.02.2020
PT17.02.2020
Former [2020/37]AL16.10.2019
AT16.10.2019
CZ16.10.2019
DK16.10.2019
EE16.10.2019
ES16.10.2019
FI16.10.2019
HR16.10.2019
LT16.10.2019
LV16.10.2019
NL16.10.2019
PL16.10.2019
RO16.10.2019
RS16.10.2019
SE16.10.2019
SK16.10.2019
SM16.10.2019
BG16.01.2020
NO16.01.2020
GR17.01.2020
IS16.02.2020
PT17.02.2020
Former [2020/36]AL16.10.2019
AT16.10.2019
CZ16.10.2019
DK16.10.2019
EE16.10.2019
ES16.10.2019
FI16.10.2019
HR16.10.2019
LT16.10.2019
LV16.10.2019
NL16.10.2019
PL16.10.2019
RO16.10.2019
RS16.10.2019
SE16.10.2019
BG16.01.2020
NO16.01.2020
GR17.01.2020
IS16.02.2020
PT17.02.2020
Former [2020/35]AL16.10.2019
AT16.10.2019
CZ16.10.2019
ES16.10.2019
FI16.10.2019
HR16.10.2019
LT16.10.2019
LV16.10.2019
NL16.10.2019
PL16.10.2019
RO16.10.2019
RS16.10.2019
SE16.10.2019
BG16.01.2020
NO16.01.2020
GR17.01.2020
PT17.02.2020
IS24.02.2020
Former [2020/34]AL16.10.2019
AT16.10.2019
ES16.10.2019
FI16.10.2019
HR16.10.2019
LT16.10.2019
LV16.10.2019
NL16.10.2019
PL16.10.2019
RS16.10.2019
SE16.10.2019
BG16.01.2020
NO16.01.2020
GR17.01.2020
PT17.02.2020
IS24.02.2020
Former [2020/32]AL16.10.2019
AT16.10.2019
FI16.10.2019
HR16.10.2019
LT16.10.2019
LV16.10.2019
NL16.10.2019
PL16.10.2019
RS16.10.2019
SE16.10.2019
BG16.01.2020
NO16.01.2020
GR17.01.2020
PT17.02.2020
IS24.02.2020
Former [2020/25]AT16.10.2019
FI16.10.2019
HR16.10.2019
LT16.10.2019
LV16.10.2019
NL16.10.2019
PL16.10.2019
RS16.10.2019
SE16.10.2019
BG16.01.2020
NO16.01.2020
GR17.01.2020
PT17.02.2020
IS24.02.2020
Former [2020/24]AT16.10.2019
FI16.10.2019
LT16.10.2019
LV16.10.2019
NL16.10.2019
PL16.10.2019
SE16.10.2019
BG16.01.2020
NO16.01.2020
GR17.01.2020
PT17.02.2020
IS24.02.2020
Former [2020/23]AT16.10.2019
FI16.10.2019
LT16.10.2019
LV16.10.2019
NL16.10.2019
PL16.10.2019
SE16.10.2019
BG16.01.2020
NO16.01.2020
GR17.01.2020
PT17.02.2020
Former [2020/22]FI16.10.2019
LT16.10.2019
NL16.10.2019
SE16.10.2019
BG16.01.2020
NO16.01.2020
PT17.02.2020
Former [2020/21]NL16.10.2019
NO16.01.2020
Former [2020/20]NL16.10.2019
Documents cited:Search[XI]US5180960  (AUSTERMANN RALF [DE]) [X] 1,3 * the whole document * [I] 2,4,5;
 [A]EP0642213  (GEN ELECTRIC [US]) [A] 1,4 * column 5, line 12 - column 6, line 47 *;
 [XAI]EP1471629  (SWITCHED RELUCTANCE DRIVES LTD [GB]) [X] 1 * paragraph [0026] - paragraph [0029]; figures 5, 6; claims 1, 4, 7 * * paragraphs [0014] , [0 38] * [A] 2-4 [I] 5;
 [XI]  - FERRERO A ET AL, "A DIGITAL METHOD FOR THE DETERMINATION OF THE MAGNETIC CHARACTERISTIC OF VARIABLE RELUCTANCE MOTORS", IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT, IEEE SERVICE CENTER, PISCATAWAY, NJ, US, (19900801), vol. 39, no. 4, doi:10.1109/19.57241, ISSN 0018-9456, pages 604 - 608, XP000147631 [X] 1,2 * Sections I, III, IV, IV.B;; figures 1, 7 * [I] 3,5

DOI:   http://dx.doi.org/10.1109/19.57241
 [A]  - T J E MILLER, "Electrical Control of Switched Reluctance Machines", NEWNES POWER ENGINEERING SERIES, (20011231), ISBN 0750650737, XP040425932 [A] 1-5 * page 156 *
ExaminationUS2002149331
by applicant   - AKIYOSHI KOMATSUZAKI; YOJIRO MIURA; ICHIRO MIKI, "Position Sensorless Control of SRM Using Space Vector Display of Self-inductance", INSTITUTE OF ELECTRICAL ENGINEERS STUDY GROUP DOCUMENT. RM, ROTATING MACHINE STUDY GROUP 2008 (90, (20081112), pages 11 - 16
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.