KT

Kazumi Takahashi

HC Hitachi Media Electronics Co.: 8 patents #23 of 214Top 15%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
Overall (All Time): #420,873 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
9153510 Semiconductor device and method of manufacturing the same Masafumi Sugimoto, Eiichi Hosomi, Atsushi Murakawa, Kazuhito Higuchi, Susumu Obata 2015-10-06
8448197 Optical pickup device with protrusions in a laser beam direction to shield ultraviolet light and method for manufacturing the same Hiroaki Furuichi, Hiroyasu Yoshida 2013-05-21
8400889 Optical pickup device having disc protector Masayuki Okamura, Akiko Mizushima, Hidenao Saito, Jun Hato 2013-03-19
8395981 Optical pickup device in which optical part is fixedly joined to pickup case by laser irradiation Satoshi Arai, Hiroaki Furuichi, Mitsuo Satake 2013-03-12
8307381 Optical pickup device and optical disk drive apparatus Yoshio Oozeki, Rika Nomura, Taketoshi Moriyama, Katsumi Kuroguchi 2012-11-06
8169875 Optical pickup device and method of manufacture therefor Hiroaki Furuichi, Yoshio Oozeki, Taketoshi Moriyama, Hiroyasu Yoshida 2012-05-01
7990813 Optical pickup device Rika Nomura, Seiichi Kato, Yasushi Kinoshita, Kazuhiro Todori 2011-08-02
7906020 Cooling medium flow path Masaaki Kinoshita 2011-03-15
7873970 Optical pickup device and optical disc drive apparatus Satoshi Arai, Hiroaki Furuichi, Yoshio Oozeki, Rika Nomura, Masayuki Okamura +1 more 2011-01-18
7739703 Optical pickup device and optical disc drive Satoshi Arai, Hiroaki Furuichi, Yoshio Oozeki, Rika Nomura 2010-06-15
7481924 Cooling medium flow passage Masaaki Kinoshita 2009-01-27
6606472 Method and apparatus for forming color image Akira Mori, Yukio Yamamoto, Shogo Matsumoto, Junichi Matsuno, Taisaku Seino +4 more 2003-08-12