Inventor · disambiguated record
Ryuji Yamamura
Also filed as: YAMAMURA RYUJI
7 granted patents·212 citations·filing 1988–1997
87Inventor score
Top patents by PatentIndex Score
7 records- 0187US5250983APhoto reticle for fabricating a semiconductor deviceNEC CORP·Filed 1992·Granted Oct 5, 1993·59 cites·3 claims
- 0286US4828695APackaging material for high pressure liquid chromatography and method of making the sameYAMAMURA CHEMICAL LAB CO LTD·Filed 1988·Granted May 9, 1989·61 cites·9 claims
- 0385US5352935ASemiconductor integrated circuit device with internal voltage controlling circuitNEC CORP·Filed 1992·Granted Oct 4, 1994·51 cites·3 claims
- 0455US5027252ASemiconductor input protection deviceNEC CORP·Filed 1990·Granted Jun 25, 1991·18 cites·48 claims
- 0549US5272677ASemiconductor memory device equipped with step-down power voltage supply system for sense amplifier circuit arraysNEC CORP·Filed 1992·Granted Dec 21, 1993·14 cites·5 claims
- 0640US5289061AOutput gate for a semiconductor ICNEC CORP·Filed 1992·Granted Feb 22, 1994·5 cites·6 claims
- 0732US5831999AMethod and apparatus for correcting code errorsSANYO ELECTRIC CO·Filed 1997·Granted Nov 3, 1998·4 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →