Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D832382 | Baseball or softball bat handle smart knob having sensors for analyzing swing characteristics | Renqin Zhang, Chi-Hung Lee | 2018-10-30 |
| 10016667 | Baseball/softball bat with shock dissipation characteristics and method of manufacturing same | Renqin Zhang, Chi-Hung Lee | 2018-07-10 |