RL

Roger J. Leyden

SC Se-Kure Controls: 75 patents #1 of 20Top 5%
📍 Inverness, IL: #3 of 100 inventorsTop 3%
🗺 Illinois: #298 of 84,256 inventorsTop 1%
Overall (All Time): #23,259 of 4,157,543Top 1%
79
Patents All Time

Issued Patents All Time

Showing 51–75 of 79 patents

Patent #TitleCo-InventorsDate
6946961 Security system with mechanism for controlling cord twisting Bjarne Frederiksen, Terrance Surma 2005-09-20
6927689 Lasso for securing an object to be monitored and a method of securing an object to be monitored using the lasso Bjarne Frederiksen, Terrance Surma 2005-08-09
6756900 Voltage selectable alarm sensor Peter Passuntino, Michael Parent 2004-06-29
6700488 Security system for a portable device Terrance Surma, James Koko 2004-03-02
6560710 Security system for portable computer, and the like Peter Passuntino, David Lee Schroeder 2003-05-06
RE37590 Retractable sensor for an alarm system Terrance Surma 2002-03-19
6087939 Security system Michael Parent 2000-07-11
6039498 Security system Terrance Surma 2000-03-21
6027277 Security system Terrance Surma 2000-02-22
5936525 Sensor for monitoring an article Michael Parent 1999-08-10
5861807 Security system Michael Parent 1999-01-19
5823358 Security system for garment display Terrance Surma, Christopher A. Kelsch 1998-10-20
5676258 Security system for apertured goods Terrance Surma 1997-10-14
D383991 Security clip for garment Terrance Surma 1997-09-23
5577855 Anchoring system for security cable Terrance Surma 1996-11-26
5565848 Security apparatus for monitoring an article Terrance Surma 1996-10-15
5552771 Retractable sensor for an alarm system Terrance Surma 1996-09-03
5421667 Apparatus for connecting a security cable to a consumer article Terrance Surma 1995-06-06
5341124 Mountable product sensor and display stand Terrance Surma 1994-08-23
D345092 Consumer article attachable receptable for maintaining a sensor in an operative position on the article Terrance Surma, William R. DeCuzzi 1994-03-15
5279135 Security cable Terrance Surma 1994-01-18
5246183 Security device for a hand-held remote control 1993-09-21
D335439 Security cable anchor Terrance Surma 1993-05-11
5172098 Alarm system sensing and triggering apparatus Terrance Surma 1992-12-15
5160048 Garment anti-theft device Terrance Surma 1992-11-03