Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5519068 | Method of producing open cell rigid polyurethane foam | Kazuo Okada | 1996-05-21 |
| 5367050 | Polyether polyol production of a flexible urethane foam and shaped article therefrom | Mitsuhiro Nishimura, Katsuhisa Kodama | 1994-11-22 |
| 5332764 | Polyether polyol production of a flexible urethane foam and shaped article therefrom | Mitsuhiro Nishimura, Katsuhisa Kodama | 1994-07-26 |
| 5318997 | Method for production of open cell rigid polyurethane foam | Kazuo Okada | 1994-06-07 |
| 5112876 | Polyether polyol and rigid polyurethane foam | Katsumi Inaoka | 1992-05-12 |
| 5091438 | Method of producing rigid urethane foam | Masayoshi Idomoto | 1992-02-25 |
| 4649163 | Flame-retardant polyurethane foam and polyol composition therefor | — | 1987-03-10 |