SN

Shinichi Nakatsuka

HI Hitachi: 12 patents #3,472 of 28,497Top 15%
Ricoh Company: 3 patents #4,826 of 9,818Top 50%
HC Hitachi Koki Co.: 2 patents #413 of 888Top 50%
HS Hitachi Printing Solutions: 2 patents #23 of 99Top 25%
HC Hitachi Computer Peripherals Co.: 1 patents #41 of 133Top 35%
RS Ricoh Printing Systems: 1 patents #97 of 200Top 50%
Overall (All Time): #300,536 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
7888146 Method for assembling array-type semiconductor laser device 2011-02-15
7653110 Semiconductor laser apparatus and method for mounting semiconductor laser apparatus Tsukuru Ootoshi 2010-01-26
7564886 Semiconductor laser diode array 2009-07-21
7542396 Information recording apparatus, information recording medium and information recording medium Motoyasu Terao, Toshimasa Kamisada, Takeshi Shimano, Hitoshi Ishii, Kazuhiro Soga +1 more 2009-06-02
7206329 Driving system for a semiconductor laser device Jyunshin Sakamoto, Hiroshi Inenaga, Susumu Saito 2007-04-17
6829265 Semiconductor laser array Susumu Saito, Junshin Sakamoto, Kazuo Sakaki, Masahide Tokuda 2004-12-07
6657653 Electric photograph system Junshin Sakamoto, Akira Arimoto 2003-12-02
6091439 Laser printer and light source suitable for the same Susumu Saito, Akira Arimoto 2000-07-18
5959655 Light beam scanning apparatus which controls power and spot shape of light beam Seiji Maruo, Akira Arimoto, Kunio Sato, Shinya Kobayashi, Susumu Saito 1999-09-28
5608750 Semiconductor laser device and a method for the manufacture thereof Kenji Uchida, Misuzu Sagawa, Satoru Kikuchi 1997-03-04
5401357 Dry etching method Hidekazu Okuhira, Tetsuo Ono, Susumu Hiraoka, Keizo Suzuki, Junji Shigeta +4 more 1995-03-28
5136601 Semiconductor laser Takashi Kajimura, Naoki Chinone, Yuichi Ono, Kazuhisa Uomi, Toshihiro Kawano +2 more 1992-08-04
4872175 Semiconductor laser device having a lens-like refractive index distribution within the stripe Takashi Kajimura 1989-10-03
4821275 Laser diode Naoki Chinone, Kazuhisa Uomi, Yuichi Ono, Takashi Kajimura 1989-04-11
4783425 Fabrication process of semiconductor lasers Tadashi Fukuzawa, Yuichi Ono, Takashi Kajimura 1988-11-08
4752933 Semiconductor laser Kazuhisa Uomi, Takashi Kajimura, Yuichi Ono, Naoki Chinone 1988-06-21