Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9763989 | Nutritional supplement system | Kuei-Tu Chang, Carsten R. Smidt, William J. Mergens | 2017-09-19 |
| 9248095 | Nutritional supplement system | Kuei-Tu Chang, Carsten R. Smidt, William J. Mergens | 2016-02-02 |
| 7343636 | Combination cheering aid and seat cushion | — | 2008-03-18 |