Inventor · disambiguated record
Kazuhiko Hirota
Also filed as: HIROTA KAZUHIKO
5 granted patents·32 citations·filing 2000–2013
72Inventor score
Files withKITAMURA NATSUKO1KK RIKEN1KOMATSU HIROTAKA1YOSHIIRI MASAYUKI1ZEXEL VALEO CLIMATE CONTR CORP1
Top patents by PatentIndex Score
5 records- 0176US6670567B1Rotary switch mechanism for operation panelZEXEL VALEO CLIMATE CONTR CORP·Filed 2000·Granted Dec 30, 2003·28 cites·12 claims
- 0258US8725463B2Frequency spectrum analyzing apparatusKITAMURA NATSUKO·Filed 2009·Granted May 13, 2014·0 cites·8 claims
- 0351US9664281B2Piston ring sprayed coating, piston ring, and method for producing piston ring sprayed coatingKK RIKEN·Filed 2013·Granted May 30, 2017·1 cites·14 claims
- 0449US8326518B2Knocking detecting apparatus for internal combustion engineKOMATSU HIROTAKA·Filed 2009·Granted Dec 4, 2012·3 cites·27 claims
- 0528US8606489B2Ignition timing control system for internal combustion engineYOSHIIRI MASAYUKI·Filed 2010·Granted Dec 10, 2013·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →