SO

Shigeo Ohashi

HI Hitachi: 39 patents #529 of 28,497Top 2%
NK Nihon Kaiheiki Kogyo Kabushiki Kaisha: 18 patents #1 of 13Top 8%
NC Nihon Kaiheiki Industrial Company: 4 patents #1 of 20Top 5%
HC Hitachi Consumer Electronics Co.: 2 patents #119 of 447Top 30%
HS Hitachi-Lg Data Storage: 1 patents #177 of 294Top 65%
PS Ps4 Luxco S.A.R.L.: 1 patents #127 of 276Top 50%
Overall (All Time): #23,346 of 4,157,543Top 1%
79
Patents All Time

Issued Patents All Time

Showing 26–50 of 79 patents

Patent #TitleCo-InventorsDate
6807056 Electronic equipment Yoshihiro Kondo, Rintaro Minamitani, Takashi Naganawa, Yuji Yoshitomi, Masato Nakanishi +5 more 2004-10-19
6757169 Electronic apparatus Yoshihiro Kondo, Shinji Matsushita, Takashi Naganawa, Rintaro Minamitani, Tsuyoshi Nakagawa +3 more 2004-06-29
6741464 Liquid cooling system and personal computer using thereof Makoto Kitano, Takashi Naganawa, Yuji Yoshitomi, Rintaro Minamitani, Noriyuki Ashiwake +2 more 2004-05-25
6697253 Liquid cooling system and personal computer using thereof Rintaro Minamitani, Makoto Kitano, Noriyuki Ashiwake, Yoshihiro Kondo, Takashi Naganawa +2 more 2004-02-24
6611425 Electronic apparatus Noriyuki Ashiwake, Takashi Naganawa, Makoto Kitano, Rintaro Minamitani, Yoshihiro Kondo +1 more 2003-08-26
6449149 Electronic equipment Takashi Naganawa, Tadakatsu Nakajima, Tsuyoshi Nakagawa, Masaaki Eishima, Yoshihiro Kondo 2002-09-10
6430042 Electronic apparatus having means for cooling a semiconductor element mounted therein Yoshihiro Kondo, Takashi Naganawa, Tsuyoshi Nakagawa 2002-08-06
6348665 Tilt switch Hiroshi Shirai 2002-02-19
6185481 Air cooled electronic equipment apparatus Yoshihiro Kondou, Tadakatsu Nakajima, Susumu Iwai, Masayoshi Miyazaki, Shoohei Fuse +2 more 2001-02-06
6094343 Heat dissipation structure for electronic equipment including two heat dissipation block assemblies and a heat conductive coupler Tsuyoshi Nakagawa, Yasushi Neho, Naoyuki Sakamoto, Yoshito Ohmura, Yukiko Iwama +4 more 2000-07-25
6094344 Heat dissipation structure for a personal computer including two heat dissipation block assemblies and two heat dissipation plates Tsuyoshi Nakagawa, Yasushi Neho, Naoyuki Sakamoto, Yoshito Ohmura, Yukiko Iwama +4 more 2000-07-25
5900599 Switch for display Nobuo Misaki, Tatsuya Minagawa, Toyonaru Tanaka 1999-05-04
5805417 Heat dissipation structure in a portable computer including a heat dissipation block extending from a heat dissipation plate through a first circuit board to a CPU on a second circuit board Tsuyoshi Nakagawa, Yasushi Neho, Naoyuki Sakamoto, Yoshito Ohmura, Yukiko Iwama +4 more 1998-09-08
5764483 Cooling unit for electronic equipment Toshio Hatada, Shinji Tanaka 1998-06-09
5694294 Portable computer with fan moving air from a first space created between a keyboard and a first circuit board and a second space created between the first circuit board and a second circuit board Tadakatsu Nakajima, Yoshihiro Kondo, Mitsuru Honma, Kenji Onishi, Hiroshi Tsuzaki +1 more 1997-12-02
5646824 Electronic equipment and lap-top type electronic equipment Toshio Hatada, Takeo Tanaka, Susumu Iwai 1997-07-08
5488255 Cooling device for semiconductor packages, having flexible film heat expulsion means Kazuo Sato, Mitsuhiro Shikida, Toshio Hatada, Noriyuki Ashiwake, Shinji Tanaka +2 more 1996-01-30
5365402 Cooling apparatus of electronic device Toshio Hatada, Tadakatsu Nakajima, Heikichi Kuwahara, Hitoshi Matsushima, Motohiro Sato +5 more 1994-11-15
5278362 Push-button switch with display device 1994-01-11
5270572 Liquid impingement cooling module for semiconductor devices Tadakatsu Nakajima, Heikichi Kuwahara, Noriyuki Ashiwake, Motohiro Sato, Toshio Hatsuda +6 more 1993-12-14
5253493 Washing machine having a sink 1993-10-19
5200884 Electrical control device 1993-04-06
5038004 Miniature switch 1991-08-06
5004318 Small optical fiber switch 1991-04-02
4997996 Printed wiring board mounted electronic component 1991-03-05