Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4907760 | Contracting landing gear shock strut | Richard H. Weiland | 1990-03-13 |
| 4560123 | Door locking mechanism | Richard H. Weiland | 1985-12-24 |
| 4230352 | Decompression release door latch and stop | Stephen T. Steadman | 1980-10-28 |
| 4228975 | Kneeling nose landing gear assembly | — | 1980-10-21 |