Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6386480 | Autonomous stratospheric airship | William D. Perry, Thomas H. Jaeckle, Lawrence E. Epley | 2002-05-14 |
| 6354535 | Autonomous stratospheric airship | William D. Perry, Thomas H. Jaeckle, Lawrence E. Epley | 2002-03-12 |