Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7131706 | Mechanical improvements to a personal vehicle | Dean Kamen, Robert R. Ambrogi, Richard Kurt Heinzmann, Christopher C. Langenfeld, Stanley B. Smith, III +1 more | 2006-11-07 |
| 6715845 | Mechanical improvements to a personal vehicle | Dean Kamen, Robert R. Ambrogi, Richard Kurt Heinzmann, Christopher C. Langenfeld, Stanley B. Smith, III +1 more | 2004-04-06 |
| 6405816 | Mechanical improvements to a personal vehicle | Dean Kamen, Robert R. Ambrogi, Richard Heinzman, Christopher C. Langenfeld, Stanley B. Smith, III +1 more | 2002-06-18 |