Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4748659 | Calling signal transmission apparatus | Kenichi Ogawa, Kenji Takato, Shoji Nojiri, Yoshimi Iijima, Yasuo Miyazaki +3 more | 1988-05-31 |
KK
Kiyoshi Kasahara
Overall (All Time): #3,953,004 of 4,157,543Top 100%
1
Patents All Time