Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7171188 | Communication system for working machines | Hiroshi Watanabe, Koichi Shibata, Genroku Sugiyama, Toichi Hirata, Hiroyuki Adachi +1 more | 2007-01-30 |
| 7079982 | Working machine, trouble diagnosis system of working machine, and maintenance system of working machine | Hiroshi Ogura, Hiroshi Watanabe, Genroku Sugiyama, Hideo Karasawa, Yoshiyuki Umeno +3 more | 2006-07-18 |