Inventor · disambiguated record
Akiyasu Ishitani
Also filed as: ISHITANI AKIYASU
4 granted patents·184 citations·filing 1975–1988
80Inventor score
Files withSONY CORP4
Top patents by PatentIndex Score
4 records- 0194US4072975AInsulated gate field effect transistorSONY CORP·Filed 1977·Granted Feb 7, 1978·127 cites·4 claims
- 0281US3982264AJunction gated field effect transistorSONY CORP·Filed 1975·Granted Sep 21, 1976·30 cites·11 claims
- 0363US3977017AMulti-channel junction gated field effect transistor and method of making sameSONY CORP·Filed 1975·Granted Aug 24, 1976·15 cites·7 claims
- 0438US4982247ASemi-conductor deviceSONY CORP·Filed 1988·Granted Jan 1, 1991·12 cites·26 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →