Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6413301 | Electronically enhanced media air filtration system and method of assembling | William O'Hara, Richard T. Briggs, Max Bablok, Richard H. Chapman, Robert S. Englert +4 more | 2002-07-02 |
| 6368391 | Electronically enhanced media air filtration system | William O'Hara, Richard T. Briggs, Max Bablok, Richard H. Chapman, Robert S. Englert +4 more | 2002-04-09 |