MI

Masahisa Inagaki

HI Hitachi: 30 patents #925 of 28,497Top 4%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
HC Hitachi Engineering Co.: 1 patents #187 of 572Top 35%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
Overall (All Time): #113,787 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
4810461 Zirconium-based alloy with high corrosion resistance Iwao Takase, Masayoshi Kanno, Jiro Kuniya, Kimihiko Akahori, Isao Masaoka +2 more 1989-03-07
4691856 Diffusion bonding method using a high energy beam Takashi Haramaki, Takao Funamoto, Satoshi Kokura, Ryutaro Jimbou, Toshimi Sasaki +1 more 1987-09-08
4689091 Process for producing zirconium-based alloy Toshimi Yoshida, Hideo Maki, Hajime Umehara, Tetsuo Yasuda, Isao Masaoka +3 more 1987-08-25
4678521 Process for producing zirconium-based alloy and the product thereof Toshimi Yoshida, Hideo Maki, Hajime Umehara, Tetsuo Yasuda, Isao Masaoka +3 more 1987-07-07
4664727 Zirconium alloy having superior corrosion resistance Ryutaro Jinbo, Keiichi Kuniya, Isao Masaoka, Hideo Maki 1987-05-12
4627148 Method of producing high-purity metal member Hiromichi Imahashi, Kimihiko Akahori, Hajime Umehara 1986-12-09
4315130 Method of treating object by laser beam and apparatus therefor Ryutarou Jinbou, Tomio Unino, Tomohiko Shida 1982-02-09