Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5455574 | Touch panel device including resistance material and position detecting unit | Hisao Itaya, Satoru Nakagawa, Kensuke Taki | 1995-10-03 |
| 5157561 | Digital signal reproducing apparatus | Tetsuro Makise, Masaaki Isozaki | 1992-10-20 |
| 4954826 | Digital code conversion apparatus | Masaaki Isozaki | 1990-09-04 |
| 4289284 | Tape control apparatus | Hitoshi Sakamoto | 1981-09-15 |