Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6969066 | Passive vacuum transport | John P. Meyers, Mark Scholand, Scott J. Phillips, Jacob Eyngorn, David Savini | 2005-11-29 |
| 5181679 | Railway train speed restriction apparatus | Klaus H. Frielinghaus | 1993-01-26 |