YT

Yutaka Tomatsu

DE Denso: 11 patents #1,094 of 11,792Top 10%
NC Nippondenso Co.: 3 patents #799 of 3,479Top 25%
Overall (All Time): #322,100 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9634095 Semiconductor device and method for manufacturing the same Seigo Oosawa, Masahiro Ogino, Tomomi Oobayashi 2017-04-25
8841719 Semiconductor device and method for manufacturing the same Seigo Oosawa, Shoji Mizuno 2014-09-23
7800174 Power semiconductor switching-device and semiconductor power module using the device Motoo Yamaguchi, Naohito Kato 2010-09-21
7354829 Trench-gate transistor with ono gate dielectric and fabrication process therefor Takaaki Aoki, Akira Kuroyanagi, Mikimasa Suzuki, Hajime Soga 2008-04-08
6809348 Semiconductor device and method for manufacturing the same Mikimasa Suzuki, Akira Kuroyanagi, Takeshi Miyajima, Shoji Miura, Fuminari Suzuki 2004-10-26
6765266 Semiconductor device with peripheral portion for withstanding surge voltage Yoshihiko Ozeki, Norihito Tokura, Haruo Kawakita 2004-07-20
6469345 Semiconductor device and method for manufacturing the same Takaaki Aoki, Akira Kuroyanagi, Mikimasa Suzuki, Hajime Soga 2002-10-22
6451645 Method for manufacturing semiconductor device with power semiconductor element and diode Yoshihiko Ozeki, Yoshifumi Okabe 2002-09-17
6278155 P-channel MOSFET semiconductor device having a low on resistance Yoshifumi Okabe, Mitsuhiro Kataoka 2001-08-21
6114207 Method of producing a semiconductor device Yoshifumi Okabe, Mitsuhiro Kataoka 2000-09-05
5998268 Manufacturing method of semiconductor device with a groove Takeshi Miyajima, Manabu Koike, Ryosuke Inoshita 1999-12-07
5877527 Semiconductor device and method of producing the same Yoshifumi Okabe, Mitsuhiro Kataoka 1999-03-02
5798550 Vertical type semiconductor device and gate structure Akira Kuroyanagi, Masami Yamaoka, Yoshifumi Okabe, Yasuaki Tsuzuki 1998-08-25
5747851 Semiconductor device with reduced breakdown voltage between the gate electrode and semiconductor surface Mitsuhiro Kataoka 1998-05-05
5550067 Method for producing semiconductor device having DMOS and NMOS elements formed in the same substrate Akira Kuroyanagi, Yasuaki Tsuzuki 1996-08-27