Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D451897 | Portable radio telephone | — | 2001-12-11 |
YH
Yokoyama Hiroko — 1 Patent
Overall (All Time): #3,602,552 of 4,157,543Top 90%
1
Patents All Time