Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7318629 | Steer by brake control system | Qiong Sun, David W. Weber, Frank P. Lubischer | 2008-01-15 |
| 7319927 | Constant speed control system | Qiong Sun, Arnold H. Spieker, David W. Weber, Frank P. Lubischer | 2008-01-15 |