Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4708902 | Polyester films suitable for use in magnetic recording media | Shigeo Utsumi, Tateo Kanesaki, Takashi Kagiyama, Satoshi Otonari, Norio Okumura | 1987-11-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4708902 | Polyester films suitable for use in magnetic recording media | Shigeo Utsumi, Tateo Kanesaki, Takashi Kagiyama, Satoshi Otonari, Norio Okumura | 1987-11-24 |