MI

Masami Ishikawa

TO Toyota: 17 patents #1,469 of 26,838Top 6%
AC Aisin Aw Co.: 5 patents #393 of 2,011Top 20%
SO Sony: 4 patents #8,966 of 25,231Top 40%
Samsung: 3 patents #30,683 of 75,807Top 45%
HC Hitachi Koki Co.: 3 patents #334 of 888Top 40%
TY Takemoto Yushi: 2 patents #50 of 157Top 35%
NC Nitto Chemical Industry Co.: 1 patents #86 of 179Top 50%
NC Nkk Co.: 1 patents #579 of 1,173Top 50%
RS Ricoh Printing Systems: 1 patents #97 of 200Top 50%
TP The Pokemon: 1 patents #9 of 15Top 60%
TC Tokyo Gas Co.: 1 patents #144 of 412Top 35%
EC Equos Research Co.: 1 patents #34 of 97Top 40%
EC Ebara-Udylite Co.: 1 patents #10 of 32Top 35%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
KR Kabushikikaisha Equos Research: 1 patents #52 of 103Top 55%
Overall (All Time): #81,304 of 4,157,543Top 2%
39
Patents All Time

Issued Patents All Time

Showing 26–39 of 39 patents

Patent #TitleCo-InventorsDate
5978324 Disc recording/reproducing unit elastically supported on a main body of the apparatus including a lock mechanism for the elastic support device Akihisa Inatani, Shuichi Nagano, Kanji Mita, Shuji Minami, Haruyuki Tamura +3 more 1999-11-02
5969500 Control system and method for motors Shinichi Otake, Ken Iwatsuki 1999-10-19
5853331 Amusement ride Barton L. Merrell 1998-12-29
5828633 Disc recording and/or reproducing changer with disc transporting mechanism and disc detector Akihisa Inatani, Shuichi Nagano, Kanji Mita, Shuji Minami, Haruyuki Tamura +3 more 1998-10-27
5776659 Ionizing radiation exposure method utilizing water soluble aniline antistatic polymer layer Keiji Watanabe, Ei Yano, Takahisa Namiki, Keiko Yano, Takashi Maruyama +4 more 1998-07-07
5644558 Recording and/or reproducing apparatus for disc-shaped recording medium Akihisa Inatani, Shuichi Nagano, Kanji Mita, Shuji Minami, Haruyuki Tamura +3 more 1997-07-01
5501904 Coating agents Ippei Noda 1996-03-26
5405691 Coating agents Ippei Noda 1995-04-11
5389825 System of controlling changeover of an electric power source for an electric motor vehicle Yukihiro Minezawa 1995-02-14
5333501 Abnormality monitoring apparatus for a pipeline Masumi Okada, Shingo Nagashima, Kazuo Nakamachi, Kazuo Hattori, Yoji Takanashi +2 more 1994-08-02
5225744 Power unit for electric cars Yukihiro Minezawa 1993-07-06
5182596 Device for measuring surface potentials at photosensitive body and electrostatic recording apparatus using said device Takashi Nakazawa, Minoru Ohshima, Tsukasa Ogawa, Tohru Miyasaka, Takao Umeda 1993-01-26
5140157 Double beam scan type optical apparatus Minoru Ohshima, Susumu Saitoh, Tsukasa Ogawa, Kazutoshi Obara 1992-08-18
4254705 Printing magnet drive device Hirochika Okano, Shigenobu Katagiri, Mitsugu Asano, Toshiaki Fujieda 1981-03-10