Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
TN

Tetsuya Nitta

RERenesas Electronics: 18 patents #129 of 4,529Top 3%
Mitsubishi Electric: 16 patents #1,485 of 25,717Top 6%
TKTsudakoma Kogyo: 4 patents #15 of 130Top 15%
RTRenesas Technology: 3 patents #990 of 3,337Top 30%
Overall (All Time): #75,206 of 4,157,543Top 2%
41 Patents All Time

Issued Patents All Time

Showing 26–41 of 41 patents

Patent #TitleCo-InventorsDate
8581299 Semiconductor device Mikio Tsujiuchi 2013-11-12
8569839 Semiconductor device and manufacturing method thereof Katsumi Morii, Yoshitaka Otsu, Kazuma Onishi, Tatsuya Shiromoto, Shigeo Tokumitsu 2013-10-29
8357989 Semiconductor device and method for manufacturing the same Kazuma Onishi, Yoshitaka Otsu, Hiroshi Kimura, Shinichiro Yanagi, Katsumi Morii 2013-01-22
8344458 Semiconductor device Yasuki Yoshihisa, Kikuo Kato, Kazuma Onishi 2013-01-01
8030730 Semiconductor device and manufacturing method thereof Takayuki Igarashi 2011-10-04
7942080 Index table assembly 2011-05-17
7541248 Integrated semiconductor device and method of manufacturing thereof Tomohide Terashima 2009-06-02
7530293 Index table assembly 2009-05-12
7418889 Index table assembly 2008-09-02
7339236 Semiconductor device, driver circuit and manufacturing method of semiconductor device Yasunori Yamashita, Shinichiro Yanagi, Fumitoshi Yamamoto 2008-03-04
7186623 Integrated semiconductor device and method of manufacturing thereof Tomohide Terashima 2007-03-06
7105387 Semiconductor device and manufacturing method for the same Tadaharu Minato 2006-09-12
6949798 Semiconductor device Tadaharu Minato 2005-09-27
6821824 Semiconductor device and method of manufacturing the same Tadaharu Minato 2004-11-23
6518144 Semiconductor device having trenches and process for same Tadaharu Minato 2003-02-11
6307246 Semiconductor resurf devices formed by oblique trench implantation Tadaharu Minato, Akio Uenisi 2001-10-23