Patent assignee · US · COMPANY

Flo-Tork, Inc.

6Patents
0Active
6Granted
24Portfolio score

Filing activity: Jun 2, 1975 → Jun 3, 2003

Most-cited patents

PatentTitleAreaCited byStatus
US4094231A Rotary actuator and methods of fabrication Mechanical Engineering; Lighting; Heating 15 Expired
US4683805A Rotary actuator having integral piston assembly with floating rack Mechanical Engineering; Lighting; Heating 11 Expired
US4638717A Combination of cushion, adjuster and side ports in a single unit rotary actuator Mechanical Engineering; Lighting; Heating 8 Expired
US4253806A Low speed hydraulic motor with counter balanced planetating drive ring and spring biased vanes Mechanical Engineering; Lighting; Heating 7 Expired
US4627331A Rotary actuator having cast piston and arcuate rack bearing Mechanical Engineering; Lighting; Heating 4 Expired
US6929237B2 Valve actuation system and methods for pipeline valves Emerging Cross-Sectional Technologies 0 Expired

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