Inventor · disambiguated record
Norihisa Hirao
Also filed as: HIRAO NORIHISA
2 granted patents·89 citations·filing 1995–1995
67Inventor score
Files withTOYOTA MOTOR CO LTD2
Top patents by PatentIndex Score
2 records- 0181US5735201AApparatus including mutually communicating hydraulic cylinders for even distribution of blank-holding force on pressing machineTOYOTA MOTOR CO LTD·Filed 1995·Granted Apr 7, 1998·34 cites·19 claims
- 0281US5687598APress having cushioning cylinders each having two chambers whose pressure difference is adjustable to control blank-holding forceTOYOTA MOTOR CO LTD·Filed 1995·Granted Nov 18, 1997·55 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →