Sidney J. Lampley — 9 Patents at Yale Security

Sidney J. Lampley has been granted 9 US patents while listed as an inventor at Yale Security. The first was granted in 1986 and the most recent in August 2013. Sidney J. Lampley ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Sidney J. Lampley in Monroe, NC, US.

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #	Title	Co-Inventors	Date
8499495	Door operator	Blue Houser, Robert L. Tadlock, Jr., Tom Harris, John Presley, Jeff Schoener +1 more	2013-08-06
8109038	Door operator	Blue Houser, Robert L. Tadlock, Jr., Tom Harris, John Presley, Jeff Schoener +1 more	2012-02-07
7832778	Delayed egress exit device	Andrew Whitaker, John Steven Gray, Larry R. Hunt, Michael Ensley	2010-11-16
7484333	Method of using a door operator	Blue Houser, Robert L. Tadlock, Jr., Tom Harris, John Presely, Jeff Schoener +1 more	2009-02-03
7469942	Delayed egress exit device	Andrew Whitaker, J. Steven Gray, Michael Ensley, Larry R. Hunt	2008-12-30
7316096	Door operator	Blue Houser, Robert L. Tadlock, Jr., Tom Harris, John Presely, Jeff Schoener +1 more	2008-01-08
5077994	Door lock having removable outside lever handle for the purpose of changing the key cylinder	Jeffrey G. Trull	1992-01-07
4623174	Latchbolt with adjustable backset	Jeffrey G. Trull	1986-11-18
4598939	Exit device	William A. Krupicka, Lawrence D. Butts	1986-07-08

Sidney J. Lampley — 9 Patents

Issued Patents All Time

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