Inventor · disambiguated record
Seiki Yamaguchi
Also filed as: YAMAGUCHI SEIKI
8 granted patents·224 citations·filing 1993–2001
89Inventor score
Files withFUJI PHOTO OPTICAL CO LTD3MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3MATSUSHITA ELECTRONICS CORP1MINOLTA CAMERA KK1
Top patents by PatentIndex Score
8 records- 0178US6538480B2Load driving deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Mar 25, 2003·23 cites·10 claims
- 0275US6545515B2Semiconductor switch having a voltage detection functionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Apr 8, 2003·18 cites·14 claims
- 0355US6534829B2Semiconductor device and method for fabricating the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Mar 18, 2003·17 cites·30 claims
- 0451US5888191AConduit-separated endoscope systemFUJI PHOTO OPTICAL CO LTD·Filed 1998·Granted Mar 30, 1999·60 cites·5 claims
- 0549US5810718ACoupler structure for tube units of endoscopesFUJI PHOTO OPTICAL CO LTD·Filed 1998·Granted Sep 22, 1998·53 cites·8 claims
- 0645US6088208AElectronic device, electronic switching apparatus including the same, and production method thereofMATSUSHITA ELECTRONICS CORP·Filed 1998·Granted Jul 11, 2000·16 cites·14 claims
- 0739US5565990AColor temperature meter for use in photographingMINOLTA CAMERA KK·Filed 1993·Granted Oct 15, 1996·10 cites·13 claims
- 0838US5971917AEndoscope having washing portsFUJI PHOTO OPTICAL CO LTD·Filed 1998·Granted Oct 26, 1999·27 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →