Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5304415 | Sound absorptive material | Yoshitaka Kurihara, Hideyuki Ando, Wakio Yamada, Kazunori Umeoka, Takashi Nakai | 1994-04-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5304415 | Sound absorptive material | Yoshitaka Kurihara, Hideyuki Ando, Wakio Yamada, Kazunori Umeoka, Takashi Nakai | 1994-04-19 |