Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6483544 | Image processing method and image processing apparatus for executing gradation conversion of a pixel | Toshiya Miyazaki, Yoshiro Beni | 2002-11-19 |
| 6379571 | Etching method for processing substrate, dry etching method for polyetheramide resin layer, production method of ink-jet printing head, ink-jet head and ink-jet printing apparatus | Junichi Kobayashi, Norio Ohkuma, Tamaki Sato | 2002-04-30 |