Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D647418 | Light emitting diode mini-light bar | Roger L. Miller, Yeh (Peter) Neng Chen | 2011-10-25 |
| D612760 | Light emitting diode beacon light | Yeh (Peter) Neng Chen, Roger L. Miller, Mark Thibodeau | 2010-03-30 |
| D490036 | Muffler end flange | — | 2004-05-18 |