Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Safety enhanced pivoting door operator

Safety enhanced pivoting door operator

US Patent 5036620 · Granted Aug 6, 1991

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Projectile launcher2016
Tubular torsion bar2016
Method for producing a biaxially oriented open ended container2003
Angular displacement control apparatus and method for rotationally adjustable sn2001
Method for producing a biaxially oriented open-ended container2000
Method for electromechanical control of the operational parameters of a door in 1999
Adjustable snowboard binding apparatus and method1999
Access control using serial discretely coded RF transmissions initiated by a sin1999
Method for controlling the operational modes of a door in conjunction with a mec1999
Apparatus for selective alteration of operating parameters of a door1997
Thermoforming and heat shrinking for forming containers1997
Method for the manufacture of shaped products of biaxially oriented polymeric ma1995