Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8034868 | Rubber composition containing modified conjugated diene-based polymer bonded to fullerene | Tetsuji Kawazura, Fumito Yatsuyanagi | 2011-10-11 |
| 7956134 | Modified butyl rubber composition | Tetsuji Kawazura | 2011-06-07 |