Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6598710 | Elevator system with wireless elevator control transmit/receive unit | Nobuhisa Motoyama, Atsushi Kawabata, Yoshinori Ohkura, Kenichi Yamashita | 2003-07-29 |
| 6570358 | Control apparatus for alternating-current motor | Junnosuke Nakatsugawa, Tsunehiro Endo, Yoshitaka Iwaji, Yukio Kawabata, Hiroyuki Tomita +1 more | 2003-05-27 |
| 6525510 | Vehicle operating system | Hideki Ayano, Ikuo Yamato, Kouki Yamamoto | 2003-02-25 |