Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6083071 | Method for welding spring to apertured grill and welding apparatus for post-fixing spring to apertured grill | — | 2000-07-04 |
| 5632665 | Device for pressing frame for apertured grills | — | 1997-05-27 |
| 5344495 | Process of cleaning a panel in the manufacture of a cathode ray tube | Kosaku Suzuki | 1994-09-06 |
| 5316785 | Method and apparatus of forming a coating film on an inner surface of a panel of a cathode ray tube | Yasuo Tanaka, Yasunori Niwa | 1994-05-31 |