Issued Patents 2003
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6671508 | Communication control method, status notification method and mobile communication terminal using same | Madoka Mitsuoka, Hiroyasu Sugano, Youji Kohda, Koji Otani, Naohisa Kawaguchi +1 more | 2003-12-30 |
| 6632583 | Optical recording medium and production method of the same | Haruo Kunitomo | 2003-10-14 |
| 6606292 | Recording method for phase-change recording medium | — | 2003-08-12 |
| 6596366 | Optical recording medium and process for producing an optical recording medium | — | 2003-07-22 |
| 6587425 | Multilevel recording and reproduction method and phase change multilevel recording medium | Michikazu Horie | 2003-07-01 |
| 6567367 | Multilevel recording and reproduction method and phase change multilevel recording medium | Michikazu Horie | 2003-05-20 |
| 6540615 | Portable game machine having image capture, manipulation and incorporation | Hirokazu Tanaka, Noriaki Teramoto | 2003-04-01 |