Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6911158 | Sound absorbing material and its manufacturing method | Yoshiya Nakamura, Yoshizumi Tanaka, Mitsuhiko Sato | 2005-06-28 |
| 6881342 | Optically active poly (N-methylbenzylmaleimide), method for its production and its use | — | 2005-04-19 |