Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6656007 | Method of manufacturing a spacer used in an electron beam generating device, an electron beam generating device using the spacer and image-forming apparatus | Masahiro Fushimi, Yasushi Shioya | 2003-12-02 |
| 6608903 | Sound field reproducing method and apparatus for the same | Hideo Miyazaki | 2003-08-19 |
| 6539190 | Process cartridge and image forming apparatus comprising charging means including a charge member and electroconductive particles | Hiroyuki Oba, Junichi Kato, Hiroshi Satoh, Masahiro Yoshida | 2003-03-25 |