Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6911158 | Sound absorbing material and its manufacturing method | Tsutomu Oishi, Yoshiya Nakamura, Mitsuhiko Sato | 2005-06-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6911158 | Sound absorbing material and its manufacturing method | Tsutomu Oishi, Yoshiya Nakamura, Mitsuhiko Sato | 2005-06-28 |