Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6766131 | Liquid electrophotographic developing apparatus using air pressure to hold liquid developer therewithin | Michio Matsumoto, Takeo Endo | 2004-07-20 |
| 6720505 | Acceleration detecting device | Tooru Matsumoto, Eiichiro Murai | 2004-04-13 |