TO

Takashi Ohwada

HI Hitachi: 8 patents #5,191 of 28,497Top 20%
Overall (All Time): #664,723 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
D464644 Telephone exchange equipment Hiroshi Yoshikawa, Toshihiko Umeda 2002-10-22
D457509 Telephone Toshihiko Umeda 2002-05-21
D444148 Computer housing Sayuri Hashizume, Takashi Yamamoto, Toshiyuki Utsuki, Kenta Kumagai, Mitsuo Miyamoto +2 more 2001-06-26
D440564 Magnetic disc storage unit for electronic computer Toshiyuki Utsuki, Takashi Yamamoto, Kenta Kumagai, Masato Hirano, Takamasa Ishikawa +1 more 2001-04-17
D427191 Computer housing Sayuri Hashizume, Toshiyuki Utsuki, Yoshihiro Iwama, Takashi Yamamoto, Kenta Kumagai +4 more 2000-06-27
5819185 Portable satellite communication apparatus Koichi Umezawa, Shiro Fujimori, Shiho Nakagawa, Minako Sasahara, Tohru Higashihara 1998-10-06
D304724 Facsimile transceiver Kazunori Hashimoto, Masahito Saegusa, Yoshihiro Kawakatsu, Katsubumi Ohuchi, Hiroshi Endo +1 more 1989-11-21
D304578 Facsimile transceiver Masahito Saegusa, Kazunori Hashimoto, Yoshihiro Kawakatsu, Katsubumi Ohuchi, Hiroshi Endo +1 more 1989-11-14