Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D647217 | Enhancement panel retaining assembly for a window | Stephen Richter | 2011-10-18 |
| 5216855 | Construction for removably retaining glazing material | Stephen Richter | 1993-06-08 |