Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9457429 | Method and apparatus for laser scribing glass sheet substrate coatings | Frank A. Borgeson, Joseph J. Hanak, Ricky S. Harju, Kenneth R. Hecht | 2016-10-04 |
| 6919530 | Method and apparatus for laser scribing glass sheet substrate coatings | Ricky S. Harju, Joseph J. Hanak, Kenneth R. Hecht, Frank A. Borgeson | 2005-07-19 |
| 6559411 | Method and apparatus for laser scribing glass sheet substrate coatings | Frank A. Borgeson, Joseph J. Hanak, Ricky S. Harju, Kenneth R. Hecht | 2003-05-06 |
| 5852398 | Apparatus for indicating failure of an air filtration system in a diesel engine | — | 1998-12-22 |