Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6347766 | Method and apparatus for generating propulsive forces without the ejection of propellant | James Woodward | 2002-02-19 |
| 6098924 | Method and apparatus for generating propulsive forces without the ejection of propellant | James Woodward | 2000-08-08 |