Inventor · disambiguated record
Eri Maruyama
Also filed as: MARUYAMA ERI
3 granted patents·18 citations·filing 2010–2015
66Inventor score
Top patents by PatentIndex Score
3 records- 0183US9748887B2Permanent magnet synchronous motor and winding-switching motor driving device, and refrigeration air conditioner and electric vehicle using sameHITACHI LTD·Filed 2015·Granted Aug 29, 2017·7 cites·12 claims
- 0279US10371144B2Linear motor, compressor equipped with linear motor and equipment equipped with linear motorHITACHI LTD·Filed 2015·Granted Aug 6, 2019·2 cites·8 claims
- 0378US8834267B2Avatar useable in multiple games that changes appearance according to the game being playedFUJII TAKAHIRO·Filed 2010·Granted Sep 16, 2014·9 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →