Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4661881 | Overload protector for a telephone set | John C. Watson | 1987-04-28 |
| 4486804 | Overload protector for a telephone set | John C. Watson | 1984-12-04 |
BC
Bing G. Chan
Overall (All Time): #2,342,468 of 4,157,543Top 60%
2
Patents All Time