Inventor · disambiguated record
Kazuyoshi Oshima
Also filed as: OSHIMA KAZUYOSHI
54 granted patents·1,623 citations·filing 1988–2008
99Inventor score
Top patents by PatentIndex Score
54 records- 0198US5068712ASemiconductor deviceHITACHI LTD·Filed 1989·Granted Nov 26, 1991·165 cites·36 claims
- 0296US5426603ADynamic RAM and information processing system using the sameHITACHI LTD·Filed 1994·Granted Jun 20, 1995·164 cites·14 claims
- 0394US5383150ASemiconductor memory deviceHITACHI LTD·Filed 1994·Granted Jan 17, 1995·117 cites·10 claims
- 0492US5426616ASemiconductor IC device having a voltage conversion circuit which generates an internal supply voltage having value compensated for external supply voltage variationsHITACHI LTD·Filed 1994·Granted Jun 20, 1995·95 cites·89 claims
- 0591US5808944ASemiconductor memory device having a defect relief arrangementHITACHI LTD·Filed 1997·Granted Sep 15, 1998·97 cites·6 claims
- 0691US5208782ASemiconductor integrated circuit device having a plurality of memory blocks and a lead on chip (LOC) arrangementHITACHI LTD·Filed 1992·Granted May 4, 1993·133 cites·28 claims
- 0787US7499340B2Semiconductor memory device and defect remedying method thereofHITACHI LTD·Filed 2008·Granted Mar 3, 2009·8 cites·18 claims
- 0887US5459684ADynamic RAM, dynamic RAM plate voltage setting method, and information processing systemHITACHI LTD·Filed 1994·Granted Oct 17, 1995·66 cites·14 claims
- 0986US5530286ASemiconductor deviceHITACHI LTD·Filed 1994·Granted Jun 25, 1996·53 cites·6 claims
- 1085US6515913B2Semiconductor memory device and defect remedying method thereofHITACHI LTD·Filed 2001·Granted Feb 4, 2003·22 cites·5 claims
- 1184US6335884B1Semiconductor memory device and defect remedying method thereofHITACHI LTD·Filed 2000·Granted Jan 1, 2002·22 cites·5 claims
- 1284US5358904ASemiconductor deviceHITACHI LTD·Filed 1992·Granted Oct 25, 1994·47 cites·15 claims
- 1382US6212089B1Semiconductor memory device and defect remedying method thereofHITACHI LTD·Filed 2000·Granted Apr 3, 2001·18 cites·5 claims
- 1481US7203101B2Semiconductor memory device and defect remedying method thereofHITACHI ULSI SYS CO LTD·Filed 2006·Granted Apr 10, 2007·5 cites·6 claims
- 1581US6243313B1Semiconductor memory device, nonvolatile semiconductor memory device, and their data reading methodHITACHI LTD·Filed 2000·Granted Jun 5, 2001·27 cites·9 claims
- 1680US6326681B1Semiconductor deviceHITACHI LTD·Filed 2000·Granted Dec 4, 2001·14 cites·14 claims
- 1780US5793099ASemiconductor deviceHITACHI LTD·Filed 1996·Granted Aug 11, 1998·30 cites·12 claims
- 1879US6081023ASemiconductor deviceHITACHI LTD·Filed 1999·Granted Jun 27, 2000·28 cites·13 claims
- 1978US7345929B2Semiconductor memory device and defect remedying method thereofHITACHI LTD·Filed 2007·Granted Mar 18, 2008·4 cites·10 claims
- 2078US5612569ASemiconductor deviceHITACHI LTD·Filed 1995·Granted Mar 18, 1997·35 cites·9 claims
- 2176US5602771ASemiconductor memory device and defect remedying method thereofHITACHI LTD·Filed 1993·Granted Feb 11, 1997·43 cites·11 claims
- 2276US5579256ASemiconductor memory device and defect remedying method thereofHITACHI LTD·Filed 1995·Granted Nov 26, 1996·45 cites·6 claims
- 2374US6657901B2Semiconductor device formed in a rectangle region on a semiconductor substrate including a voltage generating circuitHITACHI LTD·Filed 2002·Granted Dec 2, 2003·11 cites·41 claims
- 2474US6303982B2Semiconductor deviceHITACHI LTD·Filed 2001·Granted Oct 16, 2001·10 cites·28 claims
- 2573US4941129ASemiconductor memory deviceHITACHI LTD·Filed 1988·Granted Jul 10, 1990·24 cites·12 claims
- 2671US6898130B2Semiconductor memory device and defect remedying method thereofHITACHI VLSI ENG·Filed 2003·Granted May 24, 2005·9 cites·6 claims
- 2770US7016236B2Semiconductor memory device and defect remedying method thereofHITACHI ULSI SYS CO LTD·Filed 2005·Granted Mar 21, 2006·2 cites·10 claims
- 2869US6130114ASemiconductor deviceHITACHI LTD·Filed 1999·Granted Oct 10, 2000·17 cites·22 claims
- 2969US6049500ASemiconductor memory device and defect remedying method thereofHITACHI LTD·Filed 1998·Granted Apr 11, 2000·28 cites·10 claims
- 3069US6018191ASemiconductor deviceHITACHI LTD·Filed 1998·Granted Jan 25, 2000·18 cites·23 claims
- 3168US6829178B2Nonvolatile memory deviceRENESAS TECH CORP·Filed 2002·Granted Dec 7, 2004·20 cites·6 claims
- 3268US6226212B1Semiconductor memory device, nonvolatile semiconductor memory device, and their data reading methodHITACHI LTD·Filed 1998·Granted May 1, 2001·24 cites·83 claims
- 3367US6531760B1Semiconductor deviceFiled 2000·Granted Mar 11, 2003·6 cites·8 claims
- 3467US5914530ASemiconductor deviceHITACHI LTD·Filed 1998·Granted Jun 22, 1999·15 cites·12 claims
- 3564US5043947ASemiconductor memory deviceHITACHI LTD·Filed 1990·Granted Aug 27, 1991·20 cites·9 claims
- 3663US6100580ASemiconductor device having all outer leads extending from one side of a resin memberHITACHI LTD·Filed 1998·Granted Aug 8, 2000·17 cites·19 claims
- 3763US6069029ASemiconductor device chip on lead and lead on chip manufacturingHITACHI LTD·Filed 1998·Granted May 30, 2000·13 cites·36 claims
- 3861US6072231ASemiconductor deviceHITACHI LTD·Filed 1998·Granted Jun 6, 2000·12 cites·40 claims
- 3960US6160744ASemiconductor memory device and defect remedying method thereofHITACHI LTD·Filed 1999·Granted Dec 12, 2000·18 cites·45 claims
- 4060US5748532ASemiconductor nonvolatile memory device and computer system using the sameHITACHI LTD·Filed 1996·Granted May 5, 1998·16 cites·33 claims
- 4157US5872734ASemiconductor nonvolatile memory device and computer system using the sameHITACHI LTD·Filed 1998·Granted Feb 16, 1999·14 cites·21 claims
- 4256US5426326ASemiconductor device including arrangement for reducing junction degradationHITACHI LTD·Filed 1993·Granted Jun 20, 1995·17 cites·26 claims
- 4353US6720208B2Semiconductor deviceRENESAS TECH CORP·Filed 2002·Granted Apr 13, 2004·2 cites·13 claims
- 4453US5854508ASemiconductor memory device having zigzag bonding pad arrangementHITACHI LTD·Filed 1996·Granted Dec 29, 1998·15 cites·14 claims
- 4551US5981315ASemiconductor deviceHITACHI LTD·Filed 1998·Granted Nov 9, 1999·7 cites·37 claims
- 4651US5821606ASemiconductor deviceHITACHI LTD·Filed 1997·Granted Oct 13, 1998·9 cites·45 claims
- 4750US5863817ASemiconductor deviceHITACHI LTD·Filed 1998·Granted Jan 26, 1999·7 cites·23 claims
- 4848US5268868AOutput buffer circuits for reducing ground bounce noiseHITACHI LTD·Filed 1991·Granted Dec 7, 1993·12 cites·15 claims
- 4947US4956811ASemiconductor memoryHITACHI LTD·Filed 1988·Granted Sep 11, 1990·10 cites·5 claims
- 5044US6919622B2Semiconductor deviceRENESAS TECH CORP·Filed 2004·Granted Jul 19, 2005·0 cites·6 claims
Showing the top 50 of 54 patent records by PatentIndex Score.
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