Inventor · disambiguated record
Yokichi Itoh
Also filed as: ITOH YOKICHI
12 granted patents·133 citations·filing 1972–1994
91Inventor score
Files withHITACHI LTD12
Top patents by PatentIndex Score
12 records- 0179US4586238AMethod of manufacturing field-effect transistors utilizing self-aligned techniquesHITACHI LTD·Filed 1983·Granted May 6, 1986·24 cites·9 claims
- 0272US4264376AMethod for producing a nonvolatile memory deviceHITACHI LTD·Filed 1979·Granted Apr 28, 1981·26 cites·18 claims
- 0368US4851364AMethod of forming well regions for field effect transistors utilizing self-aligned techniquesHITACHI LTD·Filed 1986·Granted Jul 25, 1989·19 cites·64 claims
- 0459US4460980ANonvolatile MNOS semiconductor memoryHITACHI LTD·Filed 1980·Granted Jul 17, 1984·13 cites·20 claims
- 0552US4429326AI2 L Memory with nonvolatile storageHITACHI LTD·Filed 1979·Granted Jan 31, 1984·8 cites·17 claims
- 0644US4654828ANonvolatile semiconductor memoryHITACHI LTD·Filed 1985·Granted Mar 31, 1987·8 cites·8 claims
- 0741US5348898ASemiconductor device and method for manufacturing the sameHITACHI LTD·Filed 1993·Granted Sep 20, 1994·8 cites·14 claims
- 0839US5252505AMethod for manufacturing a semiconductor deviceHITACHI LTD·Filed 1992·Granted Oct 12, 1993·10 cites·21 claims
- 0939US5114870AMethod for manufacturing field effect transistorsHITACHI LTD·Filed 1989·Granted May 19, 1992·5 cites·40 claims
- 1039US4041521AShift array for pattern information processing device utilizing charge coupled semiconductor deviceHITACHI LTD·Filed 1972·Granted Aug 9, 1977·4 cites·8 claims
- 1136US5519244ASemiconductor device having aligned semiconductor regions and a plurality of MISFETsHITACHI LTD·Filed 1994·Granted May 21, 1996·5 cites·16 claims
- 1236US4013897AInformation signal transfer method and a charge transferHITACHI LTD·Filed 1974·Granted Mar 22, 1977·3 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →