Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5684574 | In-process film thickness monitoring system | Akira Shiokawa, Hideaki Yasui, Koichi Kotera, Yuuji Mukai, Takashi Hirao | 1997-11-04 |
| 5324466 | Method for the production of multi-layered conjugated acrylic fibers | Shoji Orino, Akiteru Kuroda | 1994-06-28 |
| 5248133 | Multidimensional damping apparatus | Osamu Okamoto, Teruomi Nakaya, Seizo Suzuki, Naoaki Kuwano, Kenji Ogimoto +3 more | 1993-09-28 |
| 5208104 | High-tenacity water-soluble polyvinyl alcohol fiber and process for producing the same | Fujio Ueda, Masahiko Hayashi | 1993-05-04 |
| 4861659 | High tenacity acrylonitrile fibers and a process for production thereof | Takashi Takada, Kenichi Hirao, Mitsuo Suzuki | 1989-08-29 |
| 4723600 | Heat exchanger | Shoichi Yokoyama, Makoto Obata, Yoshiyuki Tsuda, Kaoru Kato, Shigeo Aoyama | 1988-02-09 |
| 4715437 | Heat exchanger | Masaaki Adachi, Yoshiyuki Tsuda, Toshiaki Ando, Humitoshi Nishiwaki, Shigeo Aoyama | 1987-12-29 |
| 4698194 | Process for producing ultra-high-tenacity polyvinyl alcohol fiber | Mitsuo Suzuki, Fujio Ueda | 1987-10-06 |
| 4691767 | Heat exchanger | Masaaki Adachi, Yoshiyuki Tsuda, Shigeo Aoyama, Satoshi Tanno, Kaoru Kato | 1987-09-08 |
| 4603083 | Ultra-high-tenacity polyvinyl alcohol fiber and process for producing same | Mitsuo Suzuki, Fujio Ueda | 1986-07-29 |
| 4457143 | Absorption type heat pump device | Isao Takeshita, Yoshiaki Yamamoto | 1984-07-03 |
| 4316937 | Water absorbent acrylic fiber | Shigeru Fujii, Mitsuo Suzuki | 1982-02-23 |
| 4207744 | Solar refrigeration system | Isao Takeshita, Nobuhiko Wakamatsu, Eiji Ando | 1980-06-17 |