Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6501493 | Image forming apparatus and method with variable phase masking period for beam detect signal | Hideaki Hirasawa | 2002-12-31 |
| 6391111 | Coating apparatus | Kazuo Sakamoto, Nobukazu Ishizaka, Izumi Hasegawa | 2002-05-21 |