Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6657323 | Electronic proximity switch | — | 2003-12-02 |
| 6527943 | Fuel cell concentration sensor | Jiujun Zhang, Kevin Colbow, David P. Wilkinson | 2003-03-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6657323 | Electronic proximity switch | — | 2003-12-02 |
| 6527943 | Fuel cell concentration sensor | Jiujun Zhang, Kevin Colbow, David P. Wilkinson | 2003-03-04 |