YO

Yoshinori Okumura

Mitsubishi Electric: 44 patents #182 of 25,717Top 1%
RT Renesas Technology: 7 patents #409 of 3,337Top 15%
📍 Kasai, JP: #70 of 5,842 inventorsTop 2%
Overall (All Time): #51,241 of 4,157,543Top 2%
52
Patents All Time

Issued Patents All Time

Showing 1–25 of 52 patents

Patent #TitleCo-InventorsDate
7554837 Magnetic memory device Shuichi Ueno, Haruo Furuta 2009-06-30
7403415 Magnetic memory device Shuichi Ueno, Haruo Furuta 2008-07-22
7180773 Magnetic memory device Shuichi Ueno, Haruo Furuta 2007-02-20
6815295 Method of manufacturing field effect transistors Shuichi Ueno, Shigenobu Maeda, Shigeto Maegawa 2004-11-09
6777758 Semiconductor device Tomohiro Yamashita, Katsuyuki Horita 2004-08-17
6770522 Semiconductor device and manufacturing method thereof Shuichi Ueno, Haruo Furuta 2004-08-03
6734486 Recessed plug semiconductor device and manufacturing method thereof 2004-05-11
6670277 Method of manufacturing semiconductor device Hirokazu Sayama 2003-12-30
6577021 Static-type semiconductor memory device Chikayoshi Morishima, Takashi Kuroi 2003-06-10
6492690 Semiconductor device having control electrodes with different impurity concentrations Shuichi Ueno, Shigenobu Maeda, Shigeto Maegawa 2002-12-10
6461920 Semiconductor device and method of manufacturing the same Masayoshi Shirahata 2002-10-08
6399985 Semiconductor device Katsuyuki Horita, Takashi Kuroi 2002-06-04
6388295 Semiconductor device and method of manufacturing the same Tomohiro Yamashita, Atsushi Hachisuka, Shinya Soeda 2002-05-14
6333535 Semiconductor device 2001-12-25
6300656 Nonvolatile semiconductor memory device having a drain region of different impurity density and conductivity types Shuichi Ueno, Shigeru Kusunoki 2001-10-09
6163046 Semiconductor device and method of fabricating semiconductor device Masayoshi Shirahata 2000-12-19
6162669 Method of manufacturing a semiconductor device having an LDD structure with a recess in the source/drain region formed during removal of a damaged layer Katsuyuki Horita, Takashi Kuroi 2000-12-19
6144079 Semiconductor device and method of manufacturing the same Masayoshi Shirahata 2000-11-07
6020610 Semiconductor device and method of manufacturing the same Shuichi Ueno, Shigenobu Maeda, Shigeto Maegawa 2000-02-01
5998828 Semiconductor device having nitrogen introduced in its polysilicon gate Shuichi Ueno, Shigenobu Maeda, Shigeto Maegawa 1999-12-07
5932912 Semiconductor device having LDD structure with a recess in the source/drain region which is formed during the removal of a damaged layer Katsuyuki Horita, Takashi Kuroi 1999-08-03
5763921 Semiconductor device including retrograde well structure with suppressed substrate bias effects Masahiko Takeuchi, Hideaki Arima 1998-06-09
5627093 Method of manufacturing a wiring layer for use in a semiconductor device having a plurality of conductive layers Atsushi Hachisuka 1997-05-06
5594264 LDD semiconductor device with peak impurity concentrations Masayoshi Shirahata 1997-01-14
5536957 MOS field effect transistor having source/drain regions surrounded by impurity wells 1996-07-16