Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4200211 | Web guide device | Kiichiro Yamagishi, Matutaro Hirose | 1980-04-29 |
SM
Sachio Muramatsu
Overall (All Time): #4,110,814 of 4,157,543Top 100%
1
Patents All Time