Inventor · disambiguated record
Ryuichi Izawa
Also filed as: IZAWA RYUICHI
6 granted patents·163 citations·filing 1979–1992
85Inventor score
Files withHITACHI LTD6
Top patents by PatentIndex Score
6 records- 0194US4295055ACircuit for generating scanning pulsesHITACHI LTD·Filed 1979·Granted Oct 13, 1981·45 cites·29 claims
- 0279US5053849ATransistor with overlapping gate/drain and two-layered gate structuresHITACHI LTD·Filed 1990·Granted Oct 1, 1991·51 cites·22 claims
- 0377US4349743ASolid-state imaging deviceHITACHI LTD·Filed 1980·Granted Sep 14, 1982·25 cites·10 claims
- 0473US4392158AInterlaced solid-state imaging deviceHITACHI LTD·Filed 1981·Granted Jul 5, 1983·21 cites·7 claims
- 0553US4316205ASolid-state imaging deviceHITACHI LTD·Filed 1980·Granted Feb 16, 1982·14 cites·30 claims
- 0640US5371023AGate circuit, semiconductor integrated circuit device and method of fabrication thereof, semiconductor memory and microprocessorHITACHI LTD·Filed 1992·Granted Dec 6, 1994·7 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →