Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8308106 | Hydrogen powered aircraft | Bart Dean Hibbs, Robert F. Curtin | 2012-11-13 |
| 8028951 | Hydrogen powered aircraft | Bart Dean Hibbs, Kyle D. Swanson, Robert F. Curtin | 2011-10-04 |
| 8011616 | Hydrogen powered aircraft | Bart Dean Hibbs, Robert F. Curtin | 2011-09-06 |
| 7281681 | Hydrogen powered aircraft | Bart Dean Hibbs, Robert F. Curtin | 2007-10-16 |
| 6666796 | Walking assisting apparatus | — | 2003-12-23 |
| 6550717 | Liquid hydrogen stratospheric aircraft | Bart Dean Hibbs, Robert F. Curtin, Kyle D. Swanson, Paul Belik | 2003-04-22 |
| 6290014 | Power assist for bicycles | — | 2001-09-18 |
| 6086015 | Aerial transport method and apparatus | — | 2000-07-11 |
| 6086518 | Squeezable exerciser | — | 2000-07-11 |
| 5910714 | Electrical power assist apparatus for a wheeled vehicle | W. Darrell Buchanan | 1999-06-08 |
| 5758735 | High performance bicycle propulsion | William John Nicoloff | 1998-06-02 |
| 4219887 | Bistatic acoustic wind monitor system | — | 1980-08-26 |
| 4206892 | Lightweight aircraft | Peter B. S. Lissaman, James Burke | 1980-06-10 |