Inventor · disambiguated record
Norikazu Hashimoto
Also filed as: HASHIMOTO NORIKAZU
12 granted patents·306 citations·filing 1971–1991
93Inventor score
Top patents by PatentIndex Score
12 records- 0191US4529476AGas for selectively etching silicon nitride and process for selectively etching silicon nitride with the gasSHOWA DENKO KK·Filed 1984·Granted Jul 16, 1985·89 cites·13 claims
- 0288US4355374ASemiconductor memory deviceHITACHI LTD·Filed 1980·Granted Oct 19, 1982·45 cites·8 claims
- 0385US4015281AMIS-FETs isolated on common substrateHITACHI LTD·Filed 1971·Granted Mar 29, 1977·35 cites·4 claims
- 0478US4477182APattern exposing apparatusHITACHI LTD·Filed 1982·Granted Oct 16, 1984·29 cites·10 claims
- 0568US4377819ASemiconductor deviceHITACHI LTD·Filed 1979·Granted Mar 22, 1983·23 cites·8 claims
- 0668US4270262ASemiconductor device and process for making the sameHITACHI LTD·Filed 1978·Granted Jun 2, 1981·21 cites·15 claims
- 0762US5124770AField effect transistor with alpha particle protectionHITACHI LTD·Filed 1990·Granted Jun 23, 1992·23 cites·29 claims
- 0849US4451841ASemiconductor device with multi-layered electrodesHITACHI LTD·Filed 1981·Granted May 29, 1984·11 cites·22 claims
- 0948US5132752AField effect transistorHITACHI LTD·Filed 1991·Granted Jul 21, 1992·13 cites·36 claims
- 1047US3942982AMethod for controlling the degree of side-etch in thin oxide films by photo-etching processHITACHI LTD·Filed 1974·Granted Mar 9, 1976·7 cites·9 claims
- 1136US4361949AProcess for making a memory deviceHITACHI LTD·Filed 1981·Granted Dec 7, 1982·5 cites·25 claims
- 1235US4805005ASemiconductor device and manufacturing method of the sameHITACHI LTD·Filed 1985·Granted Feb 14, 1989·5 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →