Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10586678 | Left-right canted-cosine-theta magnets | Lucas Brouwer, Weishi Wan, David Robin, Soren Prestemon | 2020-03-10 |
| 8109515 | Three-dimensional puzzle | Lev Fedoseyev | 2012-02-07 |
| 6848729 | Universal electromechanical strike locking system | Robert Hotto | 2005-02-01 |
| 6568726 | Universal electromechanical strike locking system | Robert Hotto | 2003-05-27 |
| 5502915 | Gun | Eddie S. Mendelsohn, Robert Hotto | 1996-04-02 |