Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6643102 | Base, drum, and drum mounting unit for magnetic recording apparatus | Kimihiko Nakamura | 2003-11-04 |
| D480160 | Light-emitting diode | Hironobu Kiyomoto | 2003-09-30 |
| 6578989 | Optical device for an optical element and apparatus employing the device | Yoshimasa Osumi, Hironobu Kiyomoto | 2003-06-17 |