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Misleading Register Alert event notification on 15.04.19

Following a clean-up exercise of event information regarding (previously) revoked patents, that were later reinstated, some existing revocation events ("Despatch of communication that patent is revoked") were duplicated on 15.04.2019.

2019.04.15

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2019.01.28

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Extract from the Register of European Patents

Citations: EP2770627

Cited inSearch
Type:Patent literature
Publication No.:JP2001008486  [I]
 (HITACHI LTD, et al) [I] 1-11 * the whole document *;
Type:Non-patent literature
Publication information:[I]  - SEON-HWAN HWANG ET AL, "Compensation of Amplitude Imbalance and Imperfect Quadrature in Resolver Signals for PMSM Drives", IEEE TRANSACTIONS ON INDUSTRY APPLICATIONS., US, (20110101), vol. 47, no. 1, doi:10.1109/TIA.2010.2091477, ISSN 0093-9994, pages 134 - 143, XP055246087 [I] 1-11 * the whole document *
DOI: http://dx.doi.org/10.1109/TIA.2010.2091477
Cited inInternational search
Type:Patent literature
Publication No.:JP2001008486  [X]
 (HITACHI LTD, et al);
Type:Patent literature
Publication No.:JP2010178404  [A]
 (FUJITEC KK)
Cited inby applicant
Type:Patent literature
Publication No.:JP3789895B  
Type:Patent literature
Publication No.:JP2002374692  
Type:Non-patent literature
Publication information:   - SHINJI SHINNAKA, Vector Control Technology of Permanent Magnet Synchronous Motor, DEMPA PUBLICATIONS, INC., (2008), page 98
Type:Non-patent literature
Publication information:   - MORIMOTO; TAKEDA, "Generalized Analysis of Operating Limits of PM Motor and Suitable Machine Parameters for Constant Power Operation", IEEJ TRANSACTIONS D, (1997), vol. 117, no. 6, pages 751 - 757