Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D420346 | Controller for video game machine | Yoshihisa Nagata | 2000-02-08 |
| 5552799 | Display information conversion apparatus | — | 1996-09-03 |
SH
Sadao Hashiguchi
Overall (All Time): #2,234,635 of 4,157,543Top 55%
2
Patents All Time