Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6029047 | Cable telephony terminal device having a call line selector | Hiroyuki Ishida, Yoshio Sato, Kaneo Sugiura | 2000-02-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6029047 | Cable telephony terminal device having a call line selector | Hiroyuki Ishida, Yoshio Sato, Kaneo Sugiura | 2000-02-22 |