Inventor · disambiguated record
Shotaro Umebachi
Also filed as: UMEBACHI SHOTARO
3 granted patents·62 citations·filing 1977–1991
72Inventor score
Technology areasH10P
Files withMATSUSHITA ELECTRONICS CORP3
Top patents by PatentIndex Score
3 records- 0182US4075652AJunction gate type gaas field-effect transistor and method of formingMATSUSHITA ELECTRONICS CORP·Filed 1977·Granted Feb 21, 1978·41 cites·2 claims
- 0245US4351099AMethod of making FET utilizing shadow masking and diffusion from a doped oxideMATSUSHITA ELECTRONICS CORP·Filed 1980·Granted Sep 28, 1982·15 cites·6 claims
- 0329US5196370AMethod of manufacturing an arsenic-including compound semiconductor deviceMATSUSHITA ELECTRONICS CORP·Filed 1991·Granted Mar 23, 1993·6 cites·6 claims
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