Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5029289 | Character display system | Masaru Akazawa | 1991-07-02 |
| 4581611 | Character display system | Chin-Cheng Yang, Shinsaku Fujikawa | 1986-04-08 |
MU
Masashi Utsumi
Overall (All Time): #2,317,557 of 4,157,543Top 60%
2
Patents All Time