Inventor · disambiguated record
Nobutaka Hayashi
Also filed as: HAYASHI NOBUTAKA
5 granted patents·73 citations·filing 1982–2000
81Inventor score
Top patents by PatentIndex Score
5 records- 0181US6467443B1Valve operating device of internal combustion engineUNISIA JECS CORP·Filed 2000·Granted Oct 22, 2002·22 cites·18 claims
- 0271US4523236AVideo signal recording and reproducing apparatus, including means for discriminating the mode of multiplexing of an audio signalSANYO ELECTRIC CO·Filed 1982·Granted Jun 11, 1985·23 cites·15 claims
- 0352US5794576AEngine cylinder valve controlling apparatusUNISIA JECS CORP·Filed 1997·Granted Aug 18, 1998·12 cites·20 claims
- 0442US5975036AVariable valve actuation apparatusUNISIA JECS CORP·Filed 1998·Granted Nov 2, 1999·8 cites·6 claims
- 0539US5743224AValve lifter surface and processing method thereofUNISIA JECS CORP·Filed 1996·Granted Apr 28, 1998·8 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →