Inventor · disambiguated record

Sunao Hamamura

Also filed as: HAMAMURA SUNAO

2 granted patents·38 citations·filing 1995–2005

62Inventor score

Technology areasH10W Y02B

Files withNEC CORP2

Top patents by PatentIndex Score

2 records

0179US7564164B2Drive circuit for piezoelectric pump and cooling system that uses this drive circuitNEC CORP·Filed 2005·Granted Jul 21, 2009·10 cites·17 claims
0253US5519599AControl of switching devices in synchronized-rectification systemNEC CORP·Filed 1995·Granted May 21, 1996·28 cites·37 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →