CH

Craig Helton

TR Trimark: 9 patents #8 of 86Top 10%
Overall (All Time): #583,288 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7611173 Latch system kit and method of making a latch system Ricci L. Marzolf 2009-11-03
7309087 Latch assembly for movable closure element Christopher M. Lane, Dennis J. Zweibohmer, Joe Daniel Knight, Ricci L. Marzolf 2007-12-18
D541129 Round door handle Ricci L. Marzolf 2007-04-24
7097216 Latch assembly for movable closure element Christopher M. Lane, Dennis J. Zweibohmer, Joe Daniel Knight, Ricci L. Marzolf 2006-08-29
D506377 Operating handle for a closure element Ricci L. Marzolf, Christopher M. Lane 2005-06-21
D501783 Operating handle for a closure element Ricci L. Marzolf, Christopher M. Lane 2005-02-15
6694675 Holding assembly for movable closure element with releasably connected first and second linked elements David A. Craft, Julie M. Houdek, Eric Svenby, Daniel Alan Bennett 2004-02-24
6357078 Hold open assembly for movable closure Ricci L. Marzolf, Bruce E. Kallevig, Bruce Edward Frohman 2002-03-19
D443195 Graspable portion of window hold open mechanism David A. Craft, Julie M. Houdek, Eric Svenby, Daniel Alan Bennett 2001-06-05