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

Tatsuya Usami

RERenesas Electronics: 48 patents #10 of 4,529Top 1%
NENec Electronics: 41 patents #3 of 1,789Top 1%
Nec: 35 patents #179 of 14,502Top 2%
Tokyo, MO: #16 of 223 inventorsTop 8%
Overall (All Time): #10,156 of 4,157,543Top 1%
119 Patents All Time

Issued Patents All Time

Showing 51–75 of 119 patents

Patent #TitleCo-InventorsDate
7763979 Organic insulating film, manufacturing method thereof, semiconductor device using such organic insulating film and manufacturing method thereof Koichi Ohto, Noboru Morita, Kazuhiko Endo 2010-07-27
7745937 Semiconductor device and method of manufacturing the same Koichi Ohto, Toshiyuki Takewaki 2010-06-29
7737555 Semiconductor method having silicon-diffused metal wiring layer Koichi Ohto, Toshiyuki Takewaki, Nobuyuki Yamanishi 2010-06-15
7701060 Wiring structure and method for manufacturing the same Munehiro Tada, Yoshihiro Hayashi, Yoshimichi Harada, Fuminori Ito, Hiroto Ohtake 2010-04-20
7687917 Single damascene structure semiconductor device having silicon-diffused metal wiring layer Koichi Ohto, Toshiyuki Takewaki, Nobuyuki Yamanishi 2010-03-30
7674721 Semiconductor device, semiconductor wafer, and methods of producing same device and wafer 2010-03-09
7649258 Semiconductor device Koichi Ohto 2010-01-19
7615498 Method of manufacturing a semiconductor device Yoichi Sasaki, Koichi Ohto, Noboru Morita, Hidenobu Miyamoto 2009-11-10
7612453 Semiconductor device having an interconnect structure and a reinforcing insulating film 2009-11-03
7602048 Semiconductor device and semiconductor wafer having a multi-layered insulation film 2009-10-13
7582970 Carbon containing silicon oxide film having high ashing tolerance and adhesion Sadayuki Ohnishi, Kouichi Owto, Noboru Morita, Kouji Arita, Ryouhei Kitao +1 more 2009-09-01
7563705 Manufacturing method of semiconductor device Takashi TONEGAWA, Koji Arita, Noboru Morita, Koichi Ohto, Yoichi Sasaki +2 more 2009-07-21
7564132 Semiconductor chip Koichi Ohto 2009-07-21
7557447 Semiconductor device and method for manufacturing same Koichi Ohto 2009-07-07
7531891 Semiconductor device Koichi Ohto, Yoichi Sasaki 2009-05-12
7488674 Semiconductor device and manufacturing method thereof 2009-02-10
7482263 Semiconductor device and method for manufacturing the same Noboru Morita 2009-01-27
7473630 Semiconductor device and method for manufacturing same Noboru Morita, Koichi Ohto 2009-01-06
7420279 Carbon containing silicon oxide film having high ashing tolerance and adhesion Sadayuki Ohnishi, Kouichi Ohto, Noboru Morita, Kouji Arita, Ryouhei Kitao +1 more 2008-09-02
7391115 Semiconductor device and manufacturing method thereof Noboru Morita, Koichi Ohto, Kazuhiko Endo 2008-06-24
7291911 Semiconductor device and manufacturing method thereof 2007-11-06
7268087 Manufacturing method of semiconductor device Hidemitsu Aoki, Hiroaki Tomimori, Norio Okada, Koichi Ohto, Takamasa Tanikuni 2007-09-11
7230337 Semiconductor device including ladder-shaped siloxane hydride and method for manufacturing same Takashi Ishigami, Tetsuya Kurokawa, Noriaki Oda 2007-06-12
7229910 Method of producing a semiconductor device having a multi-layered insulation film 2007-06-12
7217654 Semiconductor device and method of manufacturing the same Seiji Nagahara, Kazutoshi Shiba, Nobuaki Hamanaka, Takashi Yokoyama 2007-05-15