Inventor · disambiguated record
Kunihiko Yamaguchi
Also filed as: YAMAGUCHI KUNIHIKO
23 granted patents·1 pending application·344 citations·filing 1977–2004
96Inventor score
Top patents by PatentIndex Score
24 records- 0185US4156941AHigh speed semiconductor memoryHITACHI LTD·Filed 1977·Granted May 29, 1979·27 cites·11 claims
- 0278US5163022ASemiconductor cell memory with current sensingHITACHI LTD·Filed 1992·Granted Nov 10, 1992·42 cites·45 claims
- 0377US5898636ASemiconductor integrated circuit device with interleaved memory and logic blocksHITACHI LTD·Filed 1994·Granted Apr 27, 1999·27 cites·13 claims
- 0474US5523966AMemory cell and a memory device having reduced soft errorHITACHI LTD·Filed 1995·Granted Jun 4, 1996·36 cites·29 claims
- 0572US4104358ASelective extraction of yttrium ionsMITSUBISHI CHEM IND·Filed 1977·Granted Aug 1, 1978·16 cites·7 claims
- 0670US4865823AMethod for recovering galliumMITSUBISHI CHEM IND·Filed 1988·Granted Sep 12, 1989·17 cites·31 claims
- 0764US4201747AMethod of separating yttrium ionsMITSUBISHI CHEM IND·Filed 1978·Granted May 6, 1980·20 cites·5 claims
- 0863US4366558AMemory device with fast word-line-discharging-circuitsHITACHI LTD·Filed 1980·Granted Dec 28, 1982·15 cites·10 claims
- 0960US4733372ASemiconductor memory having redundancyHITACHI LTD·Filed 1986·Granted Mar 22, 1988·20 cites·14 claims
- 1057US6677782B2Semiconductor integrated circuit and semiconductor logic circuit used in the integrated circuitHITACHI LTD·Filed 2001·Granted Jan 13, 2004·7 cites·2 claims
- 1157US6034912ASemiconductor integrated circuit device and method of manufacturing the sameHITACHI LTD·Filed 1998·Granted Mar 7, 2000·13 cites·34 claims
- 1257US5086414ASemiconductor device having latch meansHITACHI LTD·Filed 1989·Granted Feb 4, 1992·15 cites·29 claims
- 1356US5255225ASemiconductor integrated circuit device and memory consisting of semiconductor integrated circuitHITACHI LTD·Filed 1992·Granted Oct 19, 1993·18 cites·28 claims
- 1455US4461992ATemperature-compensated current source circuit and a reference voltage generating circuit using the sameHITACHI LTD·Filed 1982·Granted Jul 24, 1984·12 cites·8 claims
- 1548US5644548ADynamic random access memory having bipolar and C-MOS transistorHITACHI LTD·Filed 1996·Granted Jul 1, 1997·10 cites·3 claims
- 1646US5587952ADynamic random access memory including read preamplifiers activated before rewrite amplifiersHITACHI LTD·Filed 1995·Granted Dec 24, 1996·9 cites·26 claims
- 1746US5398201ABit-line drive circuit for a semiconductor memoryHITACHI LTD·Filed 1993·Granted Mar 14, 1995·12 cites·10 claims
- 1844US6369617B1Semiconductor integrated circuit and semiconductor logic circuit used in the integrated circuitHITACHI LTD·Filed 1999·Granted Apr 9, 2002·6 cites·4 claims
- 1944US4727265ASemiconductor circuit having a current switch circuit which imparts a latch function to an input buffer for generating high amplitude signalsHITACHI LTD·Filed 1985·Granted Feb 23, 1988·7 cites·6 claims
- 2042US6998878B2Semiconductor integrated circuit and semiconductor logic circuit used in the integrated circuitHITACHI DEVICE ENG·Filed 2004·Granted Feb 14, 2006·2 cites·14 claims
- 2142US4809052ASemiconductor memory deviceHITACHI LTD·Filed 1986·Granted Feb 28, 1989·7 cites·17 claims
- 2237US4642486ADecoder circuit using transistors or diodes of different characteristicsHITACHI LTD·Filed 1984·Granted Feb 10, 1987·3 cites·8 claims
- 2334US2002196053A1Semiconductor integrated circuit and semiconductor logic circuit used in the integrated circuitFiled 2002·Application pending·0 cites
- 2429US5583817ASemiconductor integrated circuit deviceHITACHI LTD·Filed 1995·Granted Dec 10, 1996·3 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →