Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4810939 | Top and bottom pincushion distortions correcting circuits to be used for picture tube having aspherical face plate | Kenji Sato | 1989-03-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4810939 | Top and bottom pincushion distortions correcting circuits to be used for picture tube having aspherical face plate | Kenji Sato | 1989-03-07 |