Patent assignee · US · COMPANY

Aspen Motion Technologies, Inc.

7Patents
1Active
7Granted
32Portfolio score

Filing activity: Jun 9, 1998 → Mar 15, 2007 · 1 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6710505B1 Direct drive inside-out brushless roller motor Electricity 44 Expired
US6084376A Low cost resolver system Electricity 35 Expired
US6979181B1 Method for controlling the motor of a pump involving the determination and synchronization of the point of maximum torque with a table of values used to efficiently drive the motor Mechanical Engineering; Lighting; Heating 22 Expired
US6525502B1 Closed loop control of motor position and velocity Electricity 19 Expired
US6577089B1 Pressure control system using input current sensing Emerging Cross-Sectional Technologies 13 Expired
US6472841B1 Low cost redundant resolver system Physics 7 Expired
US7737654B2 Vertically-mounted garage door operator Fixed Constructions 2 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.