TY

Tsutomu Yamaguchi

SC Sanyo Electric Co.: 25 patents #109 of 6,347Top 2%
KS Kawai Gakki Seisakusho: 19 patents #2 of 198Top 2%
Mitsubishi Electric: 12 patents #2,296 of 25,717Top 9%
HI Hitachi: 4 patents #8,942 of 28,497Top 35%
SO Somar: 3 patents #54 of 174Top 35%
TC Toyo Jozo Company: 1 patents #88 of 154Top 60%
Xerox: 1 patents #5,237 of 8,622Top 65%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
SO Sony: 1 patents #17,262 of 25,231Top 70%
CC Casio Hitachi Mobile Communications Co.: 1 patents #35 of 109Top 35%
SC Shinko Electric Industries Co.: 1 patents #134 of 267Top 55%
DK Denki Kagaku Kogyo: 1 patents #291 of 655Top 45%
HM Hitachi Maxell: 1 patents #659 of 1,211Top 55%
TC Tec Co.: 1 patents #45 of 177Top 30%
AT Agency Of Industrial Science And Technology: 1 patents #568 of 1,778Top 35%
Overall (All Time): #27,373 of 4,157,543Top 1%
72
Patents All Time

Issued Patents All Time

Showing 26–50 of 72 patents

Patent #TitleCo-InventorsDate
7629623 Nitride-based semiconductor device and method of fabricating the same Tadao Toda, Masayuki Hata, Yasuhiko Nomura 2009-12-08
7602830 Monolithic semiconductor laser and method of manufacturing the same Takehiro Nishida, Motoharu Miyashita 2009-10-13
7589357 Semiconductor device and method of fabricating the same Masayuki Hata, Tadao Toda, Shigeyuki Okamoto, Daijiro Inoue, Yasuyuki Bessho +1 more 2009-09-15
7567605 Semiconductor laser device and method of fabricating the same Masayuki Hata, Takashi Kano, Masayuki Shono, Hiroki Ohbo, Yasuhiko Nomura +1 more 2009-07-28
7550673 Electrode pattern and wire bonding method Yoshihiro Hisa, Hideyuki Tanaka, Kazunori Matsuo 2009-06-23
7514613 Keyboard device for keyboard instrument 2009-04-07
7512167 Integrated semiconductor laser device and method of fabricating the same Hiroaki Izu, Hiroki Ohbo, Ryoji Hiroyama, Masayuki Hata, Kiyoshi Oota 2009-03-31
7485902 Nitride-based semiconductor light-emitting device Daijiro Inoue, Yasuhiko Nomura, Masayuki Hata, Takashi Kano 2009-02-03
7411122 Keyboard device for keyboard musical instrument 2008-08-12
7405096 Manufacturing method of nitride semiconductor device and nitride semiconductor device Takashi Kano, Hiroaki Izu, Masayuki Hata, Yasuhiko Nomura 2008-07-29
7372077 Semiconductor device Masayuki Hata, Tadao Toda, Shigeyuki Okamoto, Daijiro Inoue, Yasuyuki Bessho +1 more 2008-05-13
7279344 Method of forming a nitride-based semiconductor Nobuhiko Hayashi, Tatsuya Kunisato, Hiroki Ohbo 2007-10-09
7260132 Semiconductor laser apparatus Takehiro Nishida, Motoharu Miyashita 2007-08-21
7224307 Electronic device Toshiyuki Hisatsune, Hirokazu Okabe, Yutaka Sato 2007-05-29
7109530 Nitride-based semiconductor element Nobuhiko Hayashi, Tatsuya Kunisato, Hiroki Ohbo 2006-09-19
7071832 Electronic digital pressure switch Yoshio Miyamoto 2006-07-04
6975604 Base station controller and mobile station Kazuhito Ishida, Shiro Mazawa, Seiko Shimogawa, Toshiaki Kurokawa 2005-12-13
6890779 Nitride-based semiconductor device and method of fabricating the same Tadao Toda, Masayuki Hata, Yasuhiko Nomura 2005-05-10
6849796 Operation detection switch, musical instrument and parameter determination program 2005-02-01
6791120 Nitride-based semiconductor device and method of fabricating the same Tadao Toda, Masayuki Hata, Yasuhiko Nomura 2004-09-14
6759139 Nitride-based semiconductor element and method of forming nitride-based semiconductor Tatsuya Kunisato, Nobuhiko Hayashi, Hiroki Ohbo, Masayuki Hata 2004-07-06
6744075 Nitride-based semiconductor light-emitting device and method of forming the same Kiyoshi Oota, Yasuhiko Nomura 2004-06-01
6743702 Nitride-based semiconductor laser device and method of forming the same Takenori Goto, Yasuhiko Nomura, Kiyoshi Oota 2004-06-01
6713845 Nitride-based semiconductor element Nobuhiko Hayashi, Tatsuya Kunisato, Hiroki Ohbo 2004-03-30
6649942 Nitride-based semiconductor light-emitting device Masayuki Hata, Yasuhiko Nomura, Kunio Takeuchi, Takashi Kano 2003-11-18