Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5769333 | Method of and apparatus for recovering foaming gas of the foamed material | Nobuo Kimura, Masakatsu Hayashi, Chikao Oda, Kazuo Sakaguchi, Yoshiyuki Takamura +2 more | 1998-06-23 |
| 5641128 | Method of and apparatus for recovering foaming gas of the foamed material | Nobuo Kimura, Masakatsu Hayashi, Chikao Oda, Kazuo Sakaguchi, Yoshiyuki Takamura +2 more | 1997-06-24 |
| 5278268 | Organic glass for optical parts | Tadashi TORII | 1994-01-11 |
| 4598133 | Organic glass for optical parts | Akira Matsumoto, Hideo Kabeya | 1986-07-01 |