Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4616238 | Information recording medium of air-sandwich structure | Kyoichi Naruo, Masao Yabe | 1986-10-07 |
| 4610227 | Automatic decompression system for starting engine | Keiichi Nakano, Tatsutoshi Umeda | 1986-09-09 |
| 4607264 | Recording medium of deformable air-sandwich structure | Kyoichi Naruo | 1986-08-19 |