Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7280690 | Gradation correction curve creation method, gradation correction curve creation apparatus, and gradation correction curve creation program storage medium | — | 2007-10-09 |
| 6864995 | Gradation correction curve producing method, gradation correction curve producing apparatus, and gradation correction curve producing program storage medium | Kiyomi Tamagawa | 2005-03-08 |