Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Cordless balanced window covering

Cordless balanced window covering

US Patent 7503370 · Granted Mar 17, 2009

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Low coefficient of expansion rotors for blowers2025
Low coefficient of expansion rotors for vacuum boosters2024
Low coefficient of expansion rotors for blowers2024
Low coefficient of expansion rotors for blowers2023
Low coefficient of expansion rotors for vacuum boosters2023
Dual-motor sewing machine with automatic timing adjustment2021
Fabric suspension frame pole ratchet mechanism2021
Vibration reduction mechanism for a sewing machine2017
Motorized thread tensioner for a sewing machine2016
System and method for controlling stitching using a movable sensor2015
Thread tensioner for a sewing machine2015
Method and apparatus for fixing the length of a pull cord2013