Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6477797 | Method of spreading laundered rectangular cloths and apparatus therefor | Hiroshi Anzai | 2002-11-12 |
| 6016132 | Gradation controlled LED display device and method for controlling the same | — | 2000-01-18 |
| 5717417 | Dot-matrix LED display device having brightness correction circuit and method for correcting brightness using the correction circuit | — | 1998-02-10 |
| 5708452 | Led display device and method for controlling the same | — | 1998-01-13 |
| 5382811 | High contrast LED matrix | — | 1995-01-17 |
| 5218233 | LED lamp having particular lead arrangement | — | 1993-06-08 |