Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7022285 | Integral-multilayer analytical element for analysis of ammonia or ammonia-producing substance | Takaki Arai, Fuminori Arai | 2006-04-04 |
| 6217540 | Blood filter cartridge | Kenichiro Yazawa, Takeshi Igarashi, Masao Kitajima, Shigeru Tezuka, Takaki Arai +2 more | 2001-04-17 |
| 5286614 | Substrate of and core for photosensitive material | Takashi Takeuchi, Mutsuo Akao, Hiroyuki Osanai, Shinichi Fujii | 1994-02-15 |
| 4623501 | Method and apparatus for coating a substrate | — | 1986-11-18 |
| 4525392 | Method of simultaneously applying multiple layers to web | Shuzo Fuchigami | 1985-06-25 |