Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9837841 | Switching power supply device | — | 2017-12-05 |
| 5471191 | Golf score display device | — | 1995-11-28 |
| 4734792 | Record address data recording apparatus for use with a VTR or the like | Eiichi Maeda | 1988-03-29 |
| 4658316 | Head supporting structure | — | 1987-04-14 |
| 4636879 | VTR system | Sumio Tanaka | 1987-01-13 |