Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6831843 | Earphone jack holding device | Toshiyasu Kitamura, Taichi Tabata, Hideo Ono | 2004-12-14 |
| 6807275 | Folding portable telephone apparatus | Tetsuya Kubo, Ryouichi Kaiwa, Mamoru Yoshida, Naokazu Nagasawa | 2004-10-19 |
| 6728558 | Portable telephone apparatus and control method thereof | Tetsuya Kubo, Mamoru Yoshida, Kuniko Onozuka, Naokazu Nagasawa | 2004-04-27 |
| 6721420 | Folding portable telephone apparatus | Tetsuya Kubo, Masao Kobayashi, Hidehiro Yanagibashi, Suguru Suzuki, Naokazu Nagasawa | 2004-04-13 |