Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5089655 | Individual .alpha.-form particle crystals of tetrakis[3-(3,5-di-t-butyl-4-hydroxyphenyl)propionyloxymethyl]methane and process for its production | Takanori Miura, Kunihide Oka | 1992-02-18 |
| 4404352 | Method of producing polyurethanes | Koreyoshi Suenobu, Yasuhiro Hidaka, Kazuki Katsuyama, Ryoichi Kinishi | 1983-09-13 |
| 4322519 | Method of producing polyurethanes | Koreyoshi Suenobu, Kazuki Katsuyama, Ryoichi Kinishi | 1982-03-30 |