Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6148562 | Soundproof spring and cover for window jamb liners | James A. Hylton, James S. Hylton, Kim K. DeVormer, James Gibbs, Jack L. White +1 more | 2000-11-21 |
| 6026617 | Jamb liner for flat-sided tilt-type window sash and window assembly therewith | — | 2000-02-22 |
| 5699636 | Extruded window jamb liner with yieldable sealing means | — | 1997-12-23 |
| 5632118 | Window tilt lock and frictional positioner shoe | — | 1997-05-27 |
| 5526608 | Extruded window jamb liner with yieldable sealing means | — | 1996-06-18 |
| 5174064 | Frictional sash balance and jamb liner | — | 1992-12-29 |
| 5117586 | Frictional sash balance and jamb liner | — | 1992-06-02 |
| 5036622 | Frictional sash balance and jamb liner | — | 1991-08-06 |
| 5033235 | Window jamb liner with concealed spring pocket and friction slide | — | 1991-07-23 |