Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D305906 | Electronic calculator with radio | Hiroshi Sakaguchi, Tadahiko Saimen | 1990-02-06 |
YT
Yubisui Takahisa
Overall (All Time): #3,895,502 of 4,157,543Top 95%
1
Patents All Time