Inventor · disambiguated record
Yoshifumi Shirai
Also filed as: SHIRAI YOSHIFUMI
5 granted patents·111 citations·filing 1996–2000
82Inventor score
Top patents by PatentIndex Score
5 records- 0172US6580126B1Solid-state relayMATSUSHITA ELECTRIC WORKS LTD·Filed 2000·Granted Jun 17, 2003·18 cites·4 claims
- 0271US5780900AThin film silicon-on-insulator transistor having an improved power dissipation, a high break down voltage, and a low on resistanceMATSUSHITA ELECTRIC WORKS INC·Filed 1996·Granted Jul 14, 1998·50 cites·9 claims
- 0368US6211551B1Solid-state relayMATSUSHITA ELECTRIC WORKS LTD·Filed 1998·Granted Apr 3, 2001·32 cites·5 claims
- 0457US6373101B1Solid-state relayMATSUSHITA ELECTRIC WORKS LTD·Filed 2000·Granted Apr 16, 2002·7 cites·6 claims
- 0547US6448620B2Semiconductor device and process for producing the sameMATSUSHITA ELECTRIC WORKS LTD·Filed 2000·Granted Sep 10, 2002·4 cites·9 claims
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