Assignee
ZAIDAN HOJIN HANDOTAI KENKYU
JP·72 granted patents·2,525 citations·filing 1976–1996
Top patents by PatentIndex Score
72 records- 0197US4298869ALight-emitting diode displayZAIDAN HOJIN HANDOTAI KENKYU·Filed 1979·Granted Nov 3, 1981·731 cites·40 claims
- 0297US4233109ADry etching methodZAIDAN HOJIN HANDOTAI KENKYU·Filed 1978·Granted Nov 11, 1980·118 cites·37 claims
- 0396US5384476AShort channel MOSFET with buried anti-punch through regionZAIDAN HOJIN HANDOTAI KENKYU·Filed 1987·Granted Jan 24, 1995·139 cites·19 claims
- 0496US4329625ALight-responsive light-emitting diode displayZAIDAN HOJIN HANDOTAI KENKYU·Filed 1979·Granted May 11, 1982·470 cites·19 claims
- 0591US4434433AEnhancement mode JFET dynamic memoryZAIDAN HOJIN HANDOTAI KENKYU·Filed 1980·Granted Feb 28, 1984·47 cites·2 claims
- 0688US4404575ASemiconductor deviceZAIDAN HOJIN HANDOTAI KENKYU·Filed 1982·Granted Sep 13, 1983·43 cites·10 claims
- 0787US4364072AStatic induction type semiconductor device with multiple doped layers for potential modificationZAIDAN HOJIN HANDOTAI KENKYU·Filed 1979·Granted Dec 14, 1982·27 cites·4 claims
- 0886US5808328AHigh-speed and high-density semiconductor memoryZAIDAN HOJIN HANDOTAI KENKYU·Filed 1995·Granted Sep 15, 1998·71 cites·34 claims
- 0985US4416952AOxynitride film and its manufacturing methodZAIDAN HOJIN HANDOTAI KENKYU·Filed 1982·Granted Nov 22, 1983·49 cites·9 claims
- 1083US4284997AStatic induction transistor and its applied devicesZAIDAN HOJIN HANDOTAI KENKYU·Filed 1978·Granted Aug 18, 1981·26 cites·82 claims
- 1182US4338618AComposite static induction transistor and integrated circuit utilizing sameZAIDAN HOJIN HANDOTAI KENKYU·Filed 1979·Granted Jul 6, 1982·22 cites·18 claims
- 1281US4334235AInsulated gate type semiconductor deviceZAIDAN HOJIN HANDOTAI KENKYU·Filed 1979·Granted Jun 8, 1982·24 cites·16 claims
- 1380US4115793AField effect transistor with reduced series resistanceZAIDAN HOJIN HANDOTAI KENKYU·Filed 1977·Granted Sep 19, 1978·32 cites·13 claims
- 1478US4484207AStatic induction transistor and semiconductor integrated circuit using hetero-junctionZAIDAN HOJIN HANDOTAI KENKYU·Filed 1983·Granted Nov 20, 1984·28 cites·5 claims
- 1578US4371412ADry etching apparatusZAIDAN HOJIN HANDOTAI KENKYU·Filed 1980·Granted Feb 1, 1983·37 cites·8 claims
- 1675US4470059AGallium arsenide static induction transistorZAIDAN HOJIN HANDOTAI KENKYU·Filed 1982·Granted Sep 4, 1984·26 cites·10 claims
- 1774US4198648AIntegrated semiconductor deviceZAIDAN HOJIN HANDOTAI KENKYU·Filed 1978·Granted Apr 15, 1980·16 cites·25 claims
- 1874US4160259ASemiconductor deviceZAIDAN HOJIN HANDOTAI KENKYU·Filed 1976·Granted Jul 3, 1979·18 cites·15 claims
- 1968US4482910AHeterojunction emitter transistor with saturation drift velocity gradient in baseZAIDAN HOJIN HANDOTAI KENKYU·Filed 1984·Granted Nov 13, 1984·20 cites·20 claims
- 2068US4317127AStatic induction transistor and integrated circuit utilizing sameZAIDAN HOJIN HANDOTAI KENKYU·Filed 1979·Granted Feb 23, 1982·21 cites·24 claims
- 2166US4814839AInsulated gate static induction transistor and integrated circuit including sameZAIDAN HOJIN HANDOTAI KENKYU·Filed 1985·Granted Mar 21, 1989·20 cites·1 claims
- 2266US4772926AInsulated gate static induction type thyristorZAIDAN HOJIN HANDOTAI KENKYU·Filed 1986·Granted Sep 20, 1988·17 cites·14 claims
- 2366US4266238ASemiconductor device having high-speed operation and integrated circuit using sameZAIDAN HOJIN HANDOTAI KENKYU·Filed 1978·Granted May 5, 1981·14 cites·30 claims
- 2465US4952996AStatic induction and punching-through photosensitive transistor devicesZAIDAN HOJIN HANDOTAI KENKYU·Filed 1989·Granted Aug 28, 1990·20 cites·7 claims
- 2565US4504847AStatic induction type semiconductor deviceZAIDAN HOJIN HANDOTAI KENKYU·Filed 1982·Granted Mar 12, 1985·15 cites·11 claims
- 2664US4571727AFar-infrared electromagnetic wave generatorZAIDAN HOJIN HANDOTAI KENKYU·Filed 1983·Granted Feb 18, 1986·15 cites·14 claims
- 2764US4346513AMethod of fabricating semiconductor integrated circuit device utilizing selective etching and epitaxial refillZAIDAN HOJIN HANDOTAI KENKYU·Filed 1980·Granted Aug 31, 1982·26 cites·5 claims
- 2864US4315796ACrystal growth of compound semiconductor mixed crystals under controlled vapor pressureZAIDAN HOJIN HANDOTAI KENKYU·Filed 1979·Granted Feb 16, 1982·18 cites·23 claims
- 2964US4300151AChange transfer device with PN Junction gatesZAIDAN HOJIN HANDOTAI KENKYU·Filed 1979·Granted Nov 10, 1981·11 cites·2 claims
- 3063US4427990ASemiconductor photo-electric converter with insulated gate over p-n charge storage regionZAIDAN HOJIN HANDOTAI KENKYU·Filed 1979·Granted Jan 24, 1984·24 cites·6 claims
- 3163US4331737AOxynitride film and its manufacturing methodZAIDAN HOJIN HANDOTAI KENKYU·Filed 1980·Granted May 25, 1982·19 cites·20 claims
- 3260US5663582AHigh frequency static induction transistor having high outputZAIDAN HOJIN HANDOTAI KENKYU·Filed 1996·Granted Sep 2, 1997·20 cites·14 claims
- 3360US4985738ASemiconductor switching deviceZAIDAN HOJIN HANDOTAI KENKYU·Filed 1986·Granted Jan 15, 1991·19 cites·4 claims
- 3460US4259681AIntegrated circuitZAIDAN HOJIN HANDOTAI KENKYU·Filed 1978·Granted Mar 31, 1981·11 cites·24 claims
- 3559US4939571AInsulated-gate type transistor and semiconductor integrated circuit using such transistorZAIDAN HOJIN HANDOTAI KENKYU·Filed 1987·Granted Jul 3, 1990·15 cites·6 claims
- 3658US4414558AHetero-junction light-emitting diodeZAIDAN HOJIN HANDOTAI KENKYU·Filed 1981·Granted Nov 8, 1983·13 cites·7 claims
- 3756US4984049AStatic induction thyristorZAIDAN HOJIN HANDOTAI KENKYU·Filed 1988·Granted Jan 8, 1991·17 cites·32 claims
- 3856US4719551AOptically controlled power converting apparatusZAIDAN HOJIN HANDOTAI KENKYU·Filed 1986·Granted Jan 12, 1988·18 cites·14 claims
- 3955US4799090ATunnel injection controlling type semiconductor device controlled by static induction effectZAIDAN HOJIN HANDOTAI KENKYU·Filed 1981·Granted Jan 17, 1989·10 cites·27 claims
- 4051US4994872AInsulated gate static induction transistor and integrated circuit including sameZAIDAN HOJIN HANDOTAI KENKYU·Filed 1988·Granted Feb 19, 1991·11 cites·10 claims
- 4151US4872044AStatic induction type thyristorZAIDAN HOJIN HANDOTAI KENKYU·Filed 1987·Granted Oct 3, 1989·9 cites·8 claims
- 4251US4619811AApparatus for growing GaAs single crystal by using floating zoneZAIDAN HOJIN HANDOTAI KENKYU·Filed 1985·Granted Oct 28, 1986·10 cites·4 claims
- 4351US4354140ALight-emitting semiconductorZAIDAN HOJIN HANDOTAI KENKYU·Filed 1980·Granted Oct 12, 1982·10 cites·22 claims
- 4450US5883406AHigh-speed and high-density semiconductor memoryZAIDAN HOJIN HANDOTAI KENKYU·Filed 1992·Granted Mar 16, 1999·10 cites·38 claims
- 4550US4270059AStatic induction transistor logic circuitZAIDAN HOJIN HANDOTAI KENKYU·Filed 1978·Granted May 26, 1981·7 cites·7 claims
- 4649US5021936APWM power converter using mixed bipolar and static induction transistorsZAIDAN HOJIN HANDOTAI KENKYU·Filed 1990·Granted Jun 4, 1991·22 cites·4 claims
- 4747US4909998AApparatus for performing solution growth of group II-VI compound semiconductor crystalZAIDAN HOJIN HANDOTAI KENKYU·Filed 1989·Granted Mar 20, 1990·8 cites·6 claims
- 4846US5323028AMOS composite static induction thyristorZAIDAN HOJIN HANDOTAI KENKYU·Filed 1992·Granted Jun 21, 1994·11 cites·23 claims
- 4946US4914043AMethod of making an integrated light-triggered and light-quenched static induction thyristorZAIDAN HOJIN HANDOTAI KENKYU·Filed 1989·Granted Apr 3, 1990·9 cites·1 claims
- 5045US5019876ASemiconductor photo-electric converterZAIDAN HOJIN HANDOTAI KENKYU·Filed 1989·Granted May 28, 1991·8 cites·5 claims
Showing the top 50 of 72 patent records by PatentIndex Score.
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