Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4725483 | Copolyester film and a method for production thereof | Masao Ishii, Takayuki Okamura, Keishiro Igi, Osamu Kusudo | 1988-02-16 |
| 4568444 | Chemical substance measuring apparatus | Michihiro Nakamura, Makoto Yano, Hidehiko Ikeya, Hiroshi Tsurumi, Osamu Kusudo | 1986-02-04 |
| 4540490 | Apparatus for filtration of a suspension | Setsuo Shibata, Yukihiko Koshiba, Katsutoshi Kugai, Akiro Kawashima, Hiroshi Fujisawa | 1985-09-10 |