Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7925359 | Air compressor and work management data collection system | Nobuyuki Nobe, Shinichi Ohkubo | 2011-04-12 |
| 7850071 | Portable tool and work management data collection system | Tomohiko Serita | 2010-12-14 |