Inventor · disambiguated record
Norihisa Yamamura
Also filed as: YAMAMURA NORIHISA
5 granted patents·135 citations·filing 1991–1993
83Inventor score
Files withMOTOROLA INC5
Top patents by PatentIndex Score
5 records- 0170US5153451AFail safe level shifterMOTOROLA INC·Filed 1991·Granted Oct 6, 1992·27 cites·3 claims
- 0264US5247239ADual dc/dc voltage converter power systemMOTOROLA INC·Filed 1992·Granted Sep 21, 1993·36 cites·4 claims
- 0363US5233508ADc/dc voltage converting deviceMOTOROLA INC·Filed 1992·Granted Aug 3, 1993·34 cites·1 claims
- 0460US5325030AVoice coil motor driving circuit with retracting functionMOTOROLA INC·Filed 1992·Granted Jun 28, 1994·23 cites·1 claims
- 0545US5338988AVoltage converting circuit with low consumption driverMOTOROLA INC·Filed 1993·Granted Aug 16, 1994·15 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →