HO

Hisao Ohba

Fujitsu Limited: 24 patents #1,085 of 24,456Top 5%
NC Nippon Light Metal Company: 1 patents #203 of 499Top 45%
Overall (All Time): #176,175 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
5210005 Method and apparatus for developing photosensitive lithographic plate Tomoaki Takekoshi, Sho Nakao, Seiji Shigetaka 1993-05-11
5140356 Light-sensitive material processing apparatus Hisao Kanzaki 1992-08-18
5138353 Photo-sensitive printing plate processing apparatus Hiroshi Matsumoto, Kenji Kunichika 1992-08-11
5136322 Light-sensitive material processing apparatus Hisao Kanazaki, Kenji Kunichika 1992-08-04
5075711 Method of and apparatus for developing photosensitive lithographic plate 1991-12-24
5073464 Method of processing electrophotographic lithographic printing plate precursors Sadao Osawa 1991-12-17
5055870 Waterless presensitized lithographic printing plate developing apparatus Susumu Yoshida, Toru Miura 1991-10-08
5053796 Light-sensitive material processing apparatus 1991-10-01
4976198 Grain structure for lithographic printing plate supports Kazutaka Oda, Hirokazu Sakaki, Akira Shirai, Azusa Ohashi 1990-12-11
4952958 Photo-sensitive printing plate automatic developing apparatus Kenji Kunichika 1990-08-28
4882246 Method for supplementing replenisher for developer in automatic developing machine for presensitized plate Tomoaki Takekoshi, Kenji Kunichika 1989-11-21
4880724 Method for manufacture of lithographic printing plate with disposable developer with surfactant Tadao Toyama, Kenji Kunichika 1989-11-14
4875067 Processing apparatus Hisao Kanzaki 1989-10-17
4841320 Developing device for photosensitive material Tomoaki Takekoshi, Kenji Kunichika 1989-06-20
4837131 Developing method for photosensitive material Kesanao Kobayashi, Tadao Toyama 1989-06-06
4737810 Photosensitive material developing apparatus Kesanao Kobayashi 1988-04-12
4686021 Lithographic support and process of preparing the same Haruo Nakanishi, Hirokazu Sakaki 1987-08-11
4545866 Process for producing support for planographic printing Akira Shirai, Etsuo Kitazumi, Norihiko Kato 1985-10-08
4537496 Method of replenishing a developer for photosensitive plate Toshio Uchida, Azusa Ohashi, Nobuyuki Kita 1985-08-27
4533444 Method of electrolytic treatment on the surface of metal web Kazutaka Oda, Teruo Miyashita, Akira Morita, Masahiro Takahashi 1985-08-06
4476006 Supports for lithographic printing plates and process for producing the same Kazutaka Oda, Hirokazu Sakaki, Akira Shirai, Azusa Ohashi 1984-10-09
4336093 Method of stacking metal sheet materials Ken Kohayakawa, Atuhiro Sano 1982-06-22
4294672 Method for preparing a support for a lithographic printing plate Kazutaka Oda, Yukio Yabuta, Azusa Ohashi 1981-10-13
4272342 Electrolytic graining method Kazutaka Oda 1981-06-09