Inventor · disambiguated record
Sigeo Tomita
Also filed as: TOMITA SIGEO
5 granted patents·62 citations·filing 1986–1988
80Inventor score
Top patents by PatentIndex Score
5 records- 0178US4728825ABidirectional MOS linear switchHITACHI HARAMACHI SEMI CONDUCT·Filed 1986·Granted Mar 1, 1988·33 cites·6 claims
- 0245US4740723ASemiconductor switchHITACHI LTD·Filed 1986·Granted Apr 26, 1988·7 cites·32 claims
- 0342US4831288ADirect parallel connection circuit of self-turn-off semiconductor elementsHITACHI LTD·Filed 1987·Granted May 16, 1989·7 cites·6 claims
- 0438US4884126ASemiconductor device having parallel-connected, self turn-off type semiconductor elementsHITACHI LTD·Filed 1988·Granted Nov 28, 1989·11 cites·4 claims
- 0535US4833587ASemiconductor switching circuitHITACHI LTD·Filed 1988·Granted May 23, 1989·4 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →