Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7614188 | Corner key with pathway | Kevin A. Campbell | 2009-11-10 |
| 7246411 | Methods and systems for sliding windows and doors | Kevin A. Campbell | 2007-07-24 |
| 7003917 | Lift handle for products having a nailing fin | Daniel Marston | 2006-02-28 |
| 4927796 | Compositions for purifying liquids | Philip J. D'Angelo, Joseph J. Rogan | 1990-05-22 |
| 4853130 | Method for purifying liquids | Philip J. D'Angelo, Joseph J. Rogan | 1989-08-01 |