Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5089575 | Method for the preparation of a copolymer of vinyl chloride and an n-substituted maleimide compound | Sadaichi Arima, Shigehiro Hoshida | 1992-02-18 |
| 5087678 | Method for reducing foaming in a vinyl chloride polymerization reactor | Genji Noguki, Shigehiro Hoshida | 1992-02-11 |
| 4910273 | Method for charging stabilizer for suspension polymerization of vinyl chloride | Tadashi Amano, Junichi Watanabe | 1990-03-20 |