Issued Patents 2003
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6639810 | Inverter apparatus for controlling a generator output to sign-wave voltage | Motohiro Shimizu | 2003-10-28 |
| 6624528 | Engine operated generator | Motohiro Shimizu | 2003-09-23 |
| 6615007 | Toner container holding device and copy machine having the toner container holding device | Mitsuhiro Koumoto | 2003-09-02 |
| 6605695 | Process oil, process for producing the same and rubber composition | Masami Takasaki, Meishi Tanaka, Hisao Anzai, Chisato Endo | 2003-08-12 |
| 6603576 | Method and apparatus for superimposing additional information with image signal | Akira Ogino | 2003-08-05 |
| 6552515 | Engine speed controlled generator set having an inverter and direct current output smoothing capacitor | Motohiro Shimizu | 2003-04-22 |
| 6541876 | Engine operated generator | Motohiro Shimizu | 2003-04-01 |