Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6812643 | Fluorescent luminous tube | Yukio Ogawa, Yoshihisa Yonezawa, Katsumi Takayama | 2004-11-02 |
| 6788191 | Method and apparatus for alarming decrease in tire air-pressure, and program for judging decompression of tire | Yukio Nakao | 2004-09-07 |
| 6739850 | Motor-type fuel pump for vehicle | Akihiro Kimura, Yoshio Ebihara | 2004-05-25 |
| 6738704 | Apparatus and method for judging road surface gradients, and program for judging gradients | — | 2004-05-18 |
| 6717350 | Electron tube and method of manufacturing the same | Yoshihisa Yonezawa, Yukio Ogawa, Yasuhiro Nohara | 2004-04-06 |