Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6393837 | Air tool with safety device | — | 2002-05-28 |
| 6294049 | Polyimide precursor fibrid, polyimide paper, polyimide composite paper and polyimide composite board obtained therefrom, and process for producing the fibrid and the paper products | Takeshi Nakano, Mikio Furukawa, Yoshiaki Echigo, Masato Wada | 2001-09-25 |
| 5719253 | Poly(amic acid) solution and polyimide film or polymide-coated material obtained therefrom | Yoshiaki Echigo, Shoji Okamoto, Hiroshi Yamada, Yoshiaki Iwaya | 1998-02-17 |
| 5510395 | Film forming solution, porous film obtained therefrom and coated material with the porous film | Minoru Saito, Hiroshi Yamada, Yoshiaki Iwaya, Yoshiaki Echigo | 1996-04-23 |
| 5466732 | Polyimide precursor solution, process for producing the solution and moldings and coatings obtained therefrom | Takeshi Nakano, Mikio Furukawa, Yoshiaki Echigo | 1995-11-14 |
| 5463016 | Granular material of polyimide precursor, mixture comprising the material and process for producing the material | Takeshi Nakano, Mikio Furukawa, Yoshiaki Echigo | 1995-10-31 |
| 5294546 | Method for production of a growth factor for Bifidobacterium sp. | Munehiko Dombou, Ryoichi Tsurutani, Senji Kitabatake, Hiroshi Nakajima | 1994-03-15 |
| 5001055 | Process for producing physiologically active substance | Kazutomo Imahori, Hiroshi Nakajima, Senji Kitabatake | 1991-03-19 |
| 4886749 | Process for producing diadenosine tetraphosphate and derivatives thereof | Munehiko Dombou, Senji Kitabatake, Hiroshi Nakejima | 1989-12-12 |
| 4785693 | Hydraulic torque wrench | Toshimasa Minamiyama, Masaaki Ohkubo | 1988-11-22 |
| 4572894 | Process for synthesizing peptides or peptide derivatives | Kazutomo Imahori, Hiroshi Nakajima, Tatsuo Iwasaki, Keiichi Yamamoto | 1986-02-25 |
| 4554253 | Apparatus for synthesizing adenosine-5'-triphosphate | Kazutomo Imahori, Tatsuo Iwasaki, Hiroshi Nakajima, Hitoshi Kondo, Masaru Kashima +1 more | 1985-11-19 |