Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5587420 | Diene polymer obtained by adding a tin compound in the polymerization with an organolithium initiator | Toshiki Takizawa, Yasuo Horikawa | 1996-12-24 |
| 5463003 | Process for polymerizing conjugated dienes with lithium-tin-nitrogen initiators | Yasuo Horikawa, Toshiki Takizawa | 1995-10-31 |