Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7834879 | Drawing apparatus for displaying image data about a plurality of objects including semitransparent object and opaque object on computer display screen | Kazuhiko Hasegawa | 2010-11-16 |
| 7453458 | Drawing method and drawing apparatus for displaying image data about a plurality of objects including semitransparent object and opaque object on computer display screen | Kazuhiko Hasegawa | 2008-11-18 |
| 5285296 | Conversion of color display data to color print data | Toshifumi Matsuyama, Masao Mizuno | 1994-02-08 |