Inventor · disambiguated record
Ryoiku Tohgei
Also filed as: TOHGEI RYOIKU
2 granted patents·37 citations·filing 1979–1980
61Inventor score
Files withFUJITSU LTD2
Top patents by PatentIndex Score
2 records- 0165US4316203AInsulated gate field effect transistorFUJITSU LTD·Filed 1980·Granted Feb 16, 1982·29 cites·12 claims
- 0241US4275093AMethod of manufacturing insulated gate semiconductor devices by high pressure thermal oxidation with water vaporFUJITSU LTD·Filed 1979·Granted Jun 23, 1981·8 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →