Inventor · disambiguated record
Nobuaki Ohtsuka
Also filed as: OHTSUKA NOBUAKI
23 granted patents·572 citations·filing 1985–1997
97Inventor score
Files withTOSHIBA KK23
Top patents by PatentIndex Score
23 records- 0195US4943962ANonvolatile semiconductor memory having page mode programming functionTOSHIBA KK·Filed 1988·Granted Jul 24, 1990·95 cites·19 claims
- 0288US5825205ALevel-shift circuit for driving word lines of negative gate erasable type flash memoryTOSHIBA KK·Filed 1995·Granted Oct 20, 1998·63 cites·48 claims
- 0381US4788663ANonvolatile semiconductor memory device with a lightly-doped drain structureTOSHIBA KK·Filed 1987·Granted Nov 29, 1988·39 cites·17 claims
- 0479US4999813ANonvolatile semiconductor memory having a stress test circuitTOSHIBA KK·Filed 1989·Granted Mar 12, 1991·59 cites·12 claims
- 0579US4893275AHigh voltage switching circuit in a nonvolatile memoryTOSHIBA KK·Filed 1988·Granted Jan 9, 1990·36 cites·3 claims
- 0675US5229963ASemiconductor nonvolatile memory device for controlling the potentials on bit linesTOSHIBA KK·Filed 1991·Granted Jul 20, 1993·37 cites·11 claims
- 0771US5025417ASemiconductor memory device capable of preventing data of non-selected memory cell from being degradedTOSHIBA KK·Filed 1989·Granted Jun 18, 1991·26 cites·13 claims
- 0868US4905194ASemiconductor memory device with a circuit for analyzing defects in word-linesTOSHIBA KK·Filed 1989·Granted Feb 27, 1990·23 cites·6 claims
- 0965US5457661ASemiconductor memory device having a delay circuit for controlling access timeTOSHIBA KK·Filed 1994·Granted Oct 10, 1995·28 cites·61 claims
- 1061US5023839ARedundant semiconductor memory deviceTOSHIBA KK·Filed 1990·Granted Jun 11, 1991·21 cites·2 claims
- 1161US4974206ANonvolatile semiconductor memory device having reference potential generating circuitTOSHIBA KK·Filed 1989·Granted Nov 27, 1990·19 cites·10 claims
- 1259US5105385ACell array pattern layout for eeprom deviceTOSHIBA KK·Filed 1991·Granted Apr 14, 1992·19 cites·11 claims
- 1356US4897815AHigh-speed write type nonvolatile semiconductor memoryTOSHIBA KK·Filed 1987·Granted Jan 30, 1990·14 cites·23 claims
- 1454US5296801ABias voltage generating circuitTOSHIBA KK·Filed 1992·Granted Mar 22, 1994·16 cites·10 claims
- 1553US4825271ANonvolatile semiconductor memoryTOSHIBA KK·Filed 1987·Granted Apr 25, 1989·14 cites·16 claims
- 1651US4951257AReference setting circuit for determining written-in content in nonvolatile semiconductor memoriesTOSHIBA KK·Filed 1988·Granted Aug 21, 1990·12 cites·7 claims
- 1747US4694429ASemiconductor memory deviceTOSHIBA KK·Filed 1985·Granted Sep 15, 1987·10 cites·12 claims
- 1845US5917750ANonvolatile semiconductor memory with a protect circuitTOSHIBA KK·Filed 1997·Granted Jun 29, 1999·9 cites·38 claims
- 1945US5412609ANonvolatile semiconductor memory deviceTOSHIBA KK·Filed 1994·Granted May 2, 1995·10 cites·20 claims
- 2042US5239207ASemiconductor integrated circuitTOSHIBA KK·Filed 1991·Granted Aug 24, 1993·6 cites·3 claims
- 2141US5327392ASemiconductor integrated circuit capable of preventing occurrence of erroneous operation due to noiseTOSHIBA KK·Filed 1992·Granted Jul 5, 1994·8 cites·1 claims
- 2237US5046048ASemiconductor integrated circuit including output bufferTOSHIBA KK·Filed 1989·Granted Sep 3, 1991·7 cites·20 claims
- 2331US5289053ANonvolatile semiconductor memory deviceTOSHIBA KK·Filed 1991·Granted Feb 22, 1994·1 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →