TT

Takafumi Tokunaga

HI Hitachi: 15 patents #2,636 of 28,497Top 10%
RT Renesas Technology: 6 patents #492 of 3,337Top 15%
HC Hitachi Ulsi Systems Co.: 1 patents #577 of 867Top 70%
MC Mitsubishi Gas Chemical Company: 1 patents #1,048 of 1,727Top 65%
TI Texas Instruments: 1 patents #7,357 of 12,488Top 60%
Overall (All Time): #186,101 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
7737023 Method of manufacture of semiconductor integrated circuit device and semiconductor integrated circuit device Shouochi Uno, Atsushi Maekawa, Takashi Yunogami, Kazutami Tago, Kazuo Nojiri +1 more 2010-06-15
7427537 Semiconductor integrated circuit device and method for manufacturing the same Makoto Yoshida, Fumio Ootsuka 2008-09-23
7419902 Method of manufacture of semiconductor integrated circuit Shouochi Uno, Atsushi Maekawa, Takashi Yunogami, Kazutami Tago, Kazuo Nojiri +1 more 2008-09-02
RE39895 Semiconductor integrated circuit arrangement fabrication method Sadayuki Okudaira, Tatsumi Mizutani, Kazutami Tago, Hideyuki Kazumi, Ken Yoshioka 2007-10-23
7259104 Sample surface processing method Tetsuo Ono, Tadashi Umezawa, Motohiko Yoshigai, Tatsumi Mizutani, Tokuo Kure +3 more 2007-08-21
7118949 Semiconductor integrated circuit device and method for manufacturing the same Makoto Yoshida, Fumio Ootsuka 2006-10-10
7049243 Surface processing method of a specimen and surface processing apparatus of the specimen Tetsuo Ono, Yasuhiro Nishimori, Takashi Sato, Naoyuki Kofuji, Masaru Izawa +7 more 2006-05-23
6849191 Method and apparatus for treating surface of semiconductor Tetsuo Ono, Tatsumi Mizutani, Ryouji Hamasaki, Tokuo Kure, Masayuki Kojima 2005-02-01
6838320 Method for manufacturing a semiconductor integrated circuit device Makoto Yoshida, Fumio Ootsuka 2005-01-04
6791137 Semiconductor integrated circuit device and process for manufacturing the same Satoru Yamada, Kiyonori Oyu, Hiroyuki Enomoto, Toshihiro Sekiguchi 2004-09-14
6767838 Method and apparatus for treating surface of semiconductor Tetsuo Ono, Tatsumi Mizutani, Ryouji Hamasaki, Tokuo Kure, Masayuki Kojima 2004-07-27
6677244 Specimen surface processing method Tetsuo Ono, Yasuhiro Nishimori, Takashi Sato, Naoyuki Kofuji, Masaru Izawa +7 more 2004-01-13
6660647 Method for processing surface of sample Tetsuo Ono, Tadashi Umezawa, Motohiko Yoshigai, Tatsumi Mizutani, Tokuo Kure +3 more 2003-12-09
6555861 Semiconductor integrated circuit device and process for manufacturing the same Satoru Yamada, Kiyonori Oyu, Hiroyuki Enomoto, Toshihiro Sekiguchi 2003-04-29
6492277 Specimen surface processing method and apparatus Tetsuo Ono, Yasuhiro Nishimori, Takashi Sato, Naoyuki Kofuji, Masaru Izawa +7 more 2002-12-10
6309980 Semiconductor integrated circuit arrangement fabrication method Sadayuki Okudaira, Tatsumi Mizutani, Kazutami Tago, Hideyuki Kazumi, Ken Yoshioka 2001-10-30
6191045 Method of treating surface of sample Motohiko Yoshigai, Hiroshi Hasegawa, Hiroshi Akiyama, Tadashi Umezawa, Masayuki Kojima +3 more 2001-02-20
6074958 Semiconductor integrated circuit arrangement fabrication method Sadayuki Okudaira, Tatsumi Mizutani, Kazutami Tago, Hideyuki Kazumi, Ken Yoshioka 2000-06-13
5972862 Cleaning liquid for semiconductor devices Yoshimi Torii, Shunji Sasabe, Masayuki Kojima, Kazuhisa Usuami, Kazusato Hara +8 more 1999-10-26
5962347 Semiconductor integrated circuit arrangement fabrication method Sadayuki Okudaira, Tatsumi Mizutani, Kazutami Tago, Hideyuki Kazumi, Ken Yoshioka 1999-10-05
5933726 Method of forming a semiconductor device have a screen stacked cell capacitor Michio Nishimura, Kazuhiko Saitoh, Masayuki Yasuda, Takashi Hayakawa, Michio Tanaka +14 more 1999-08-03
5874013 Semiconductor integrated circuit arrangement fabrication method Sadayuki Okudaira, Tatsumi Mizutani, Kazutami Tago, Hideyuki Kazumi, Ken Yoshioka 1999-02-23
4931410 Process for producing semiconductor integrated circuit device having copper interconnections and/or wirings, and device produced Masatoshi Tsuneoka, Koichiro Mizukami 1990-06-05