Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4938586 | Information projecting apparatus | Noboru Koumura, Tadashi Sato, Shigeru Sugita, Yasutoshi Sugita | 1990-07-03 |
YH
Yoshiko Hirose
Overall (All Time): #3,906,425 of 4,157,543Top 95%
1
Patents All Time