Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D347450 | Hand-held electronic game machine | Hideo Nagata | 1994-05-31 |
| 5184830 | Compact hand-held video game system | Satoru Okada | 1993-02-09 |
| D321429 | Cartridge case | — | 1991-11-12 |
| D319823 | Cartridge for hand-held electronic game | — | 1991-09-10 |
| D318884 | Hand-held electronic game | — | 1991-08-06 |