Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8587646 | Multi-lens monitoring system for bed elevation around a pier | Wen-Yi Chang, Teng-Yi Yu, Jihn-Sung Lai, Whey-Fone Tsai, Franco Lin +3 more | 2013-11-19 |
| 8352213 | Probe monitoring system for riverbed elevation monitoring at bridge piers | Wen-Yi Chang, Teng-Yi Yu, Jihn-Sung Lai, Whey-Fone Tsai, Franco Lin +3 more | 2013-01-08 |
| 8339452 | Monitor system for monitoring riverbed elevation change at bridge pier | Wen-Yi Chang, Whey-Fone Tsai, Jihn-Sung Lai, Ho-Cheng Lien, Lung-Cheng Lee +4 more | 2012-12-25 |
| 8333143 | Hydraulic cylinder device | — | 2012-12-18 |
| D593386 | Pneumatic tool housing | — | 2009-06-02 |
| D593387 | Pneumatic tool housing | — | 2009-06-02 |
| 7237622 | Pneumatic tool having pressure release device | — | 2007-07-03 |
| D490675 | Pneumatic tool | — | 2004-06-01 |