Inventor · disambiguated record
Ryozo Hiraku
Also filed as: HIRAKU RYOZO
4 granted patents·173 citations·filing 2001–2011
80Inventor score
Top patents by PatentIndex Score
4 records- 0193US6979275B2Auxiliary transmission in transmission systemNISSAN MOTOR·Filed 2002·Granted Dec 27, 2005·52 cites·24 claims
- 0288US6569055B2Four-wheel drive hybrid vehicleNISSAN MOTOR·Filed 2001·Granted May 27, 2003·105 cites·8 claims
- 0384US7204781B2Auxiliary transmission in transmission systemNISSAN MOTOR·Filed 2005·Granted Apr 17, 2007·11 cites·19 claims
- 0468US8512202B2Shift controller and shift controlling methodOOTA YOSHIKAZU·Filed 2011·Granted Aug 20, 2013·5 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →