Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8770635 | Grapple style compression latch | Tobias J. Schwickerath, Christopher M. Lane, Bruce E. Kallevig | 2014-07-08 |
| 7611173 | Latch system kit and method of making a latch system | Craig Helton | 2009-11-03 |
| 7338097 | Latch assembly for a movable closure element | Joe Daniel Knight, Bruce E. Kallevig, Bruce Edward Frohman | 2008-03-04 |
| 7309087 | Latch assembly for movable closure element | Christopher M. Lane, Craig Helton, Dennis J. Zweibohmer, Joe Daniel Knight | 2007-12-18 |
| 7267377 | Latch assembly for a movable closure element | Joe Daniel Knight, Bruce E. Kallevig, Bruce Edward Frohman | 2007-09-11 |
| D541129 | Round door handle | Craig Helton | 2007-04-24 |
| 7198308 | Operating mechanism for a movable closure element | Christopher M. Lane | 2007-04-03 |
| D537701 | Door handle paddle | Julie M. Houdek | 2007-03-06 |
| D529367 | Door latch handle | Timothy J. Zweibohmer, Kevin P. Eschweiler, Bruce E. Boerschel, Barbara J. Pickar | 2006-10-03 |
| 7097216 | Latch assembly for movable closure element | Christopher M. Lane, Craig Helton, Dennis J. Zweibohmer, Joe Daniel Knight | 2006-08-29 |
| 6942259 | Latch assembly | Joe Daniel Knight, Bruce E. Kallevig, Bruce Edward Frohman | 2005-09-13 |
| D506377 | Operating handle for a closure element | Craig Helton, Christopher M. Lane | 2005-06-21 |
| D501783 | Operating handle for a closure element | Craig Helton, Christopher M. Lane | 2005-02-15 |
| D461391 | Handle for a closure element | Julie M. Houdek, Eric Svenby, Daniel Alan Bennett, Gary Joseph Levendusky | 2002-08-13 |
| 6357078 | Hold open assembly for movable closure | Bruce E. Kallevig, Bruce Edward Frohman, Craig Helton | 2002-03-19 |
| 6240751 | Operator for a latch system | Julie M. Houdek, Andrew Bools, David A. Craft | 2001-06-05 |
| D435779 | Operator for a closure element | Julie M. Houdek, Andrew Bools, David A. Craft | 2001-01-02 |