Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6747432 | Drive apparatus for cooling fan motor for use in vehicle | — | 2004-06-08 |
| 6710536 | Display device using filament | Yoshihisa Yonezawa, Yukio Ogawa, Kazuyoshi Ishikawa, Katsutoshi Kogo | 2004-03-23 |