Inventor · disambiguated record
Tokushi Yamauchi
Also filed as: YAMAUCHI TOKUSHI
11 granted patents·694 citations·filing 1993–2006
93Inventor score
Top patents by PatentIndex Score
11 records- 0194US5932976ADischarge lamp drivingMATSUSHITA ELECTRIC WORKS R &·Filed 1997·Granted Aug 3, 1999·238 cites·23 claims
- 0290US5914572ADischarge lamp driving circuit having resonant circuit defining two resonance modesMATSUSHITA ELECTRIC WORKS LTD·Filed 1997·Granted Jun 22, 1999·100 cites·9 claims
- 0389US6914395B2Electronic ballast for a high-pressure discharge lampMATSUSHITA ELECTRIC WORKS LTD·Filed 2002·Granted Jul 5, 2005·54 cites·24 claims
- 0487US6057652APower supply for supplying AC output powerMATSUSHITA ELECTRIC WORKS LTD·Filed 1996·Granted May 2, 2000·83 cites·7 claims
- 0586US7553162B2Socket for electronic componentPANASONIC ELEC WORKS CO LTD·Filed 2006·Granted Jun 30, 2009·39 cites·11 claims
- 0678US5517399APower supply having a chopper with an improved power factorMATSUSHITA ELECTRIC WORKS LTD·Filed 1993·Granted May 14, 1996·55 cites·15 claims
- 0770US5502423ADischarge lamp lighting deviceMATSUSHITA ELECTRIC WORKS LTD·Filed 1994·Granted Mar 26, 1996·31 cites·21 claims
- 0869US5959410ACharge pump power factor correction circuit for power supply for gas discharge lampMATSUSHITA ELECTRIC WORKS R &·Filed 1997·Granted Sep 28, 1999·41 cites·46 claims
- 0957US6118224ADischarge lamp lighting deviceMATSUSHITA ELECTRIC WORKS LTD·Filed 1999·Granted Sep 12, 2000·19 cites·22 claims
- 1052US5995398APower supply deviceMATSUSHITA ELECTRIC WORKS LTD·Filed 1998·Granted Nov 30, 1999·15 cites·9 claims
- 1152US5644480APower source deviceMATSUSHITA ELECTRIC WORKS LTD·Filed 1994·Granted Jul 1, 1997·19 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →