SY

Shigeo Yamashita

HI Hitachi: 8 patents #5,191 of 28,497Top 20%
Pioneer Electronic: 2 patents #804 of 1,840Top 45%
MK Mitsubishi Denki K.K.: 1 patents #164 of 577Top 30%
MC Murata Manufacturing Co.: 1 patents #3,462 of 5,295Top 70%
OJ Opnext Japan: 1 patents #100 of 185Top 55%
RS Renesas Eastern Japan Semiconductor: 1 patents #25 of 82Top 35%
RT Renesas Technology: 1 patents #1,991 of 3,337Top 60%
MC Minolta Co.: 1 patents #942 of 1,416Top 70%
Overall (All Time): #326,862 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
7309879 Semiconductor laser, manufacturing the same and semiconductor laser device Haruki Fukai, Hidetaka Karita, Atsushi Nakamura 2007-12-18
7052189 Optical electronic device Hiroshi Naka, Masaaki Tsuchiya 2006-05-30
7029936 Semiconductor laser, device having reduced contact resistance and manufacturing method thereof Haruki Fukai, Hidetaka Karita, Atsushi Nakamura 2006-04-18
6851846 Mixing method, mixing structure, micromixer and microchip having the mixing structure Yasuhisa Fujii, Yasuhiro Sando, Koji Yamamoto, Shunichi Hayamizu 2005-02-08
5754015 Horizontal deflection circuit for multiscan type display devices Shiro Nagaoka 1998-05-19
5449110 Method of soldering lead terminal to substrate Hirokazu Tsuji, Yasuaki Ohno 1995-09-12
5181003 Electromagnetic solenoid valve 1993-01-19
5043638 Dynamic focus adjusting voltage generating circuit 1991-08-27
4780879 Semiconductor laser device having little astigmatism Naoki Chinone, Shin'ichi Nakatsuka, Akemi Yamanaka, Yuichi Ono, Toshihiro Kawano +4 more 1988-10-25
4506366 Semiconductor laser device Naoki Chinone, Yasutoshi Kashiwada, Kunio Aiki 1985-03-19
4426702 Semiconductor laser device Hiroshi Matsuda, Uichiroo Kobayashi, Masayoshi Kobayashi, Hisao Nakashima 1984-01-17
4361887 Semiconductor light emitting element Michiharu Nakamura, Motohisa Hirao, Tadashi Fukuzawa, Junichi Umeda 1982-11-30
4337443 Semiconductor laser device with facet passivation film Jun-ichi Umeda, Toshikazu Shimada, Michiharu Nakamura, Yoshifumi Katayama, Takashi Kajimura 1982-06-29
4288757 Semiconductor laser device Takashi Kajimura, Motohisa Hirao, Michiharu Nakamura, Takao Kuroda, Jun-ichi Umeda 1981-09-08
4257011 Semiconductor laser device Michiharu Nakamura, Takao Kuroda, Jun-ichi Umeda 1981-03-17