Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5641128 | Method of and apparatus for recovering foaming gas of the foamed material | Masakatsu Hayashi, Chikao Oda, Kazuo Sakaguchi, Yoshiyuki Takamura, Kichiji Uchiyama +2 more | 1997-06-24 |