Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6473451 | Signal to interference power ratio measuring apparatus and signal to interference power ratio measuring method as well as transmission power controlling method under CDMA communication system | Hiroyuki Seki, Yoshinori Tanaka, Shuji Kobayakawa, Masafumi Tsutsui | 2002-10-29 |
| 6416272 | Wheelchair with retractable wheels for conversion to vehicle passenger seat | Yoshiro Suehiro, Masamitsu Iwatani, Takafumi Hijikata, Kenji Murabayashi, Mineki Ninomiya +3 more | 2002-07-09 |