Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4195246 | Support structure for directly-heated cathode of cathode ray tube | Yukihiro Izumida, Yoshinobu Miyamoto | 1980-03-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4195246 | Support structure for directly-heated cathode of cathode ray tube | Yukihiro Izumida, Yoshinobu Miyamoto | 1980-03-25 |