Inventor · disambiguated record
Yasuo Igura
Also filed as: IGURA YASUO
3 granted patents·111 citations·filing 1984–1990
75Inventor score
Technology areasH10D
Files withHITACHI LTD3
Top patents by PatentIndex Score
3 records- 0188US4633438AStacked semiconductor memoryHITACHI LTD·Filed 1984·Granted Dec 30, 1986·48 cites·10 claims
- 0279US5053849ATransistor with overlapping gate/drain and two-layered gate structuresHITACHI LTD·Filed 1990·Granted Oct 1, 1991·51 cites·22 claims
- 0348US4977435ASemiconductor device with a split conduction channelHITACHI LTD·Filed 1988·Granted Dec 11, 1990·12 cites·29 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →