Issued Patents 2004
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6780513 | Magnetic recording medium | Kunihiro Ueda, Kenji Shirasuna | 2004-08-24 |
| 6743973 | Thermoelectric material improved in figure of merit, process for producing thereof and peltier module using the same | Yuma Horio, Toshiharu Hoshi | 2004-06-01 |
| 6702092 | Coin assorter | Kenji Nakajima, Yasuyuki Kodama, Masato Yagi, Shinichi Kosugi | 2004-03-09 |
| 6698568 | Coin sorter | Kenji Nakajima, Yasuyuki Kodama, Masato Yagi, Shinichi Kosugi | 2004-03-02 |
| 6696504 | Extruded styrene resin foams, and methods for producing the same | Osamu Kobayashi, Jun Fukuzawa, Hiroshi Fujiwara | 2004-02-24 |
| 6680676 | Switch unit and portable terminal device using the switch unit | Akira Hasegawa, Hiroyuki Sato, Shinji Tomobe, Hiroshi Ohmura | 2004-01-20 |