Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4330459 | Method of manufacturing foundry sand molds | Keishiro Igi, Hisashi Ogawara, Haruo Nakayasu | 1982-05-18 |
| D263220 | Video tape recorder tuner | Koya Kurokawa, Noriyuki Arai, Taisuke Saeki | 1982-03-02 |
| D263223 | Video tape recorder controller | Koya Kurokawa, Noriyuki Arai, Taisuke Saeki | 1982-03-02 |