Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7997037 | Integrated window sash with groove for desiccant material | Mehran Arbab, William B. Davis, Raymond G. Gallagher, William Klingensmith, Barent A. Rosskamp +1 more | 2011-08-16 |
| 7954284 | Retainer clip for grid simulating muntins | Barent A. Rosskamp, Michael J. Buchanan, William B. Davis, Cory D. Steffek | 2011-06-07 |
| 7950194 | Plastic spacer stock, plastic spacer frame and multi-sheet unit, and method of making same | Barent A. Rosskamp, Michael J. Buchanan, William B. Davis, William R. Siskos, Cory D. Steffek | 2011-05-31 |