YO

Yoichi Ogawa

HM Hitachi Maxell: 9 patents #88 of 1,211Top 8%
Pioneer Electronic: 3 patents #611 of 1,840Top 35%
HC Hitachi Koki Co.: 2 patents #413 of 888Top 50%
NE Nec: 2 patents #5,510 of 14,502Top 40%
NT NTT: 1 patents #2,911 of 4,871Top 60%
OC Oki Electric Industry Co.: 1 patents #1,459 of 2,807Top 55%
📍 Hitachinaka, JP: #312 of 2,447 inventorsTop 15%
Overall (All Time): #299,703 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
8368839 Optical adjusting member and illumination device and liquid crystal display device including the same Katsusuke Shimazaki, Masataka Sato, Eiji Koyama 2013-02-05
7927520 Method for lighting apparatus and display apparatus Masataka Sato, Katsusuke Shimazaki, Toshinari Shibasaki 2011-04-19
7670031 Lighting device and display apparatus Masataka Sato, Katsusuke Shimazaki, Eiji Koyama, Hiroyuki Tsukamoto, Toshihiro Yamanaka 2010-03-02
7396150 Lighting apparatus and display apparatus Masataka Sato, Katsusuke Shimazaki, Toshinari Shibasaki 2008-07-08
6367411 Plasma CVD apparatus Tetsuo Mizumura, Akira Yano, Hideo Kusada, Takashi Kubota, Michio Asano +1 more 2002-04-09
6312524 Plasma CVD apparatus Tetsuo Mizumura, Akira Yano, Hideo Kusada, Takashi Kubota, Michio Asano +1 more 2001-11-06
6310920 Moving picture encoding apparatus 2001-10-30
6044792 Plasma CVD apparatus Tetsuo Mizumura, Akira Yano, Hideo Kusada, Takashi Kubota, Michio Asano +1 more 2000-04-04
5854983 Digital cordless telephone system Masataka Goto, Tetsuya Kato, Kazuyuki Tate 1998-12-29
5543221 Magnetic recording medium Osamu Kitakami, Hideo Fujiwara 1996-08-06
5268894 Apparatus for reproducing information by delaying and attenuating a reproducing signal Yoshinori Shikano 1993-12-07
5249169 Apparatus for reproducing information 1993-09-28
5139884 Magnetic recording medium comprising an aluminum substrate in which pores formed by anodic oxidation contain crystallographicaly discontinuous particles of Fe-alloy Hideo Daimon, Hideo Fujiwara, Osamu Kitakami 1992-08-18
4922160 Impedance load driving circuit 1990-05-01
4609861 Circuit arrangement for rapidly charging a battery Masahiro Inaniwa, Shun Suzuki 1986-09-02
4528492 Battery charger Masahiro Inaniwa 1985-07-09