Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9909939 | Force sensing resistor with external conductive layer | Yu-Kuang Hou, Zachary Joseph Zeliff, Reinier Bloem | 2018-03-06 |
| 6923851 | Blue smoke control collector system | Michael R. Butler | 2005-08-02 |