Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6794574 | Electrical tubing assembly with hermetically sealed ends | James M. Gust, Donald E. DeWitt, Robert Bolen | 2004-09-21 |
| 6740812 | Adaptable electrical tubing system | Donald E. DeWitt | 2004-05-25 |