Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5647554 | Electric working apparatus supplied with electric power through power supply cord | Masashi IKEGAMI, Toshihiko Matsuhashi, Takashi Tanaka, Katsunori Hayashi, Daizo Takaoka | 1997-07-15 |
| 5402051 | Floor cleaning robot and method of controlling same | Yoshimori Fujiwara, Kazuhiro Hiratsuka, Hiroaki Arakawa, Daizo Takaoka, Ryuji Suzuki | 1995-03-28 |
| 5001635 | Vehicle | Fumio Yasutomi, Daizo Takaoka, Naoto Tojo, Makoto Yamada, Kazuyoshi Tsukamoto | 1991-03-19 |