Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5331055 | Process for producing vinyl ester polymer and process for producing vinyl alcohol polymer | Kazutoshi Terada, Hitoshi Maruyama | 1994-07-19 |
| 5308911 | Secondary suspending agent for suspension polymerization of vinyl compound | Shigeki Takada, Hitoshi Maruyama, Kazutoshi Terada | 1994-05-03 |