Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4767486 | Method of manufacturing an electrostatic capacitance type information signal recording medium | Hiroshi Nakajima, Toshikazu Goshima, Osamu Narita, Koji Akita | 1988-08-30 |
| 4621007 | Information signal recording medium | Hiroshi Nakajima, Toshikazu Goshima, Osamu Narita, Akira Nishizawa, Fuminari Suzuki | 1986-11-04 |