KT

Kazuhiro Tasaka

NE Nec: 12 patents #1,037 of 14,502Top 8%
NE Nec Electronics: 1 patents #715 of 1,789Top 40%
RE Renesas Electronics: 1 patents #2,739 of 4,529Top 65%
Overall (All Time): #353,756 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
8247851 Method of manufacturing semiconductor device for providing improved isolation between contact and cell gate electrode 2012-08-21
6627962 Semiconductor memory 2003-09-30
6515364 Semiconductor device 2003-02-04
6512277 Semiconductor memory device and fabrication thereof 2003-01-28
6376887 Semiconductor memory having buried digit lines 2002-04-23
6259143 Semiconductor memory device of NOR type mask ROM and manufacturing method of the same 2001-07-10
5911106 Semiconductor memory device and fabrication thereof 1999-06-08
5795814 Method for manufacturing semiconductor device having groove-type isolation area 1998-08-18
5610092 Method for fabricating large capacity NAND type ROM with short memory cell gate length 1997-03-11
5561078 Method of fabrication of semiconductor device 1996-10-01
5490106 Semiconductor read only memory device with memory cells implemented by inverted thin film transistors 1996-02-06
5362668 Method of fabricating an BPSG-filled trend and oxidation isolation structure with a gate electrode 1994-11-08
5242850 Method of manufacturing a semiconductor memory device having reduced parasitically doped layers 1993-09-07
5231046 Method for fabricating an interconnection pattern on a BPSG-filled trench isolation structure 1993-07-27