Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6874453 | Two stroke internal combustion engine | Michael Coney | 2005-04-05 |
| 6817185 | Engine with combustion and expansion of the combustion gases within the combustor | Michael Coney, Hicham Salah Abdallah | 2004-11-16 |
| D393159 | Adjustable plant holder | William C. Richards | 1998-04-07 |
| D383916 | Adjustable plant holder | William C. Richards | 1997-09-23 |
| D352674 | Plant holder | William C. Richards, Arie Sharon | 1994-11-22 |
| 4652039 | Windshield shade | — | 1987-03-24 |