Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9315965 | Flood control system panels for subway entrance | Richard S. Adler | 2016-04-19 |
| 9267252 | Removable flood control cover system for underground facility vents and openings | Richard S. Adler | 2016-02-23 |
| 5015933 | Seat base motion controller | William M. Watkins, Alan J. Arena, Larry D. Lawver, Daniel S. Birket | 1991-05-14 |