Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5117454 | Exchange having a display apparatus for displaying calls terminated at an attendant console | — | 1992-05-26 |
SY
Shinji Yamase
Overall (All Time): #3,851,507 of 4,157,543Top 95%
1
Patents All Time