Inventor · disambiguated record
Kazuhiro Tasaka
Also filed as: TASAKA KAZUHIRO
14 granted patents·1 pending application·256 citations·filing 1991–2009
92Inventor score
Top patents by PatentIndex Score
15 records- 0195US5911106ASemiconductor memory device and fabrication thereofNEC CORP·Filed 1997·Granted Jun 8, 1999·154 cites·6 claims
- 0253US5561078AMethod of fabrication of semiconductor deviceNEC CORP·Filed 1993·Granted Oct 1, 1996·15 cites·2 claims
- 0352US5362668AMethod of fabricating an BPSG-filled trend and oxidation isolation structure with a gate electrodeNEC CORP·Filed 1993·Granted Nov 8, 1994·22 cites·10 claims
- 0450US6515364B2Semiconductor deviceNEC CORP·Filed 2001·Granted Feb 4, 2003·4 cites·7 claims
- 0549US5610092AMethod for fabricating large capacity NAND type ROM with short memory cell gate lengthNEC CORP·Filed 1996·Granted Mar 11, 1997·10 cites·7 claims
- 0647US5242850AMethod of manufacturing a semiconductor memory device having reduced parasitically doped layersNEC CORP·Filed 1991·Granted Sep 7, 1993·13 cites·10 claims
- 0747US5231046AMethod for fabricating an interconnection pattern on a BPSG-filled trench isolation structureNEC CORP·Filed 1992·Granted Jul 27, 1993·17 cites·4 claims
- 0843US6627962B2Semiconductor memoryNEC ELECTRONICS CORP·Filed 2001·Granted Sep 30, 2003·2 cites·4 claims
- 0941US6376887B2Semiconductor memory having buried digit linesNEC CORP·Filed 1999·Granted Apr 23, 2002·6 cites·14 claims
- 1040US8247851B2Method of manufacturing semiconductor device for providing improved isolation between contact and cell gate electrodeTASAKA KAZUHIRO·Filed 2009·Granted Aug 21, 2012·0 cites·11 claims
- 1138US5490106ASemiconductor read only memory device with memory cells implemented by inverted thin film transistorsNEC CORP·Filed 1994·Granted Feb 6, 1996·7 cites·6 claims
- 1234US5795814AMethod for manufacturing semiconductor device having groove-type isolation areaNEC CORP·Filed 1996·Granted Aug 18, 1998·5 cites·10 claims
- 1331US6259143B1Semiconductor memory device of NOR type mask ROM and manufacturing method of the sameNEC CORP·Filed 1999·Granted Jul 10, 2001·1 cites·9 claims
- 1429US6512277B2Semiconductor memory device and fabrication thereofNEC CORP·Filed 1998·Granted Jan 28, 2003·0 cites·3 claims
- 1528US2002003269A1Semiconductor memory and method of producing the sameFiled 1997·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →