Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6534586 | Flame-retardant rubber composition and flame-retardant elastomer | Shoei Tsuji, Junji Ayukawa, Minoru Tanaka, Fumio Tsutsumi | 2003-03-18 |
| 6525150 | Olefin polymerization catalysts and olefin polymer production methods using said olefin polymerization catalysts | Fumio Tutumi | 2003-02-25 |