Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4436683 | Method for fabricating an information signal recorded medium of the electrostatic capacity type | Yoshiki Nishihara | 1984-03-13 |
| 4351747 | Information signal record medium of the capacitance type | Akira Nishizawa, Takao Okuda, Mamoru Nakamura, Takaharu Abe | 1982-09-28 |