Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6469079 | Chlorinated vinyl chloride resin composition | Toshio Okuhara, Tadashi Tadokoro, Hiroaki Shiota, Minoru Isshiki | 2002-10-22 |
| 6384149 | Process for production of chlorinated polyvinyl chloride resin | Tadashi Tadokoro, Minoru Isshiki | 2002-05-07 |