Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5678773 | Waste processing method and apparatus therefor | Masakatsu Hayashi, Tsutomu Hasegawa | 1997-10-21 |
| 5641128 | Method of and apparatus for recovering foaming gas of the foamed material | Nobuo Kimura, Masakatsu Hayashi, Chikao Oda, Kazuo Sakaguchi, Kichiji Uchiyama +2 more | 1997-06-24 |
| 5611493 | System and method for disposing waste | Masakatsu Hayashi, Tsutomu Hasegawa, Hideharu Mori, Tatsuji Katoh | 1997-03-18 |