Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4817197 | Mobile communication apparatus | Isao Shimizu, Katsunori Miyatake, Shuji Urabe | 1989-03-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4817197 | Mobile communication apparatus | Isao Shimizu, Katsunori Miyatake, Shuji Urabe | 1989-03-28 |