Patent assignee · US · COMPANY

Folsom Technologies, Inc.

12Patents
0Active
12Granted
29Portfolio score

Filing activity: Jun 7, 1995 → Mar 11, 2003

Most-cited patents

PatentTitleAreaCited byStatus
US6358174B1 Hydraulic machine Mechanical Engineering; Lighting; Heating 106 Expired
US6085521A Concentric axial piston transmission Mechanical Engineering; Lighting; Heating 20 Expired
US6530855B1 Parallel hydromechanical underdrive transmission Mechanical Engineering; Lighting; Heating 20 Expired
US5839889A Infinitely variable vane-type hydraulic machine Mechanical Engineering; Lighting; Heating 14 Expired
US5657629A Method of changing speed and torque with a continuously variable vane-type machine Mechanical Engineering; Lighting; Heating 13 Expired
US5655369A Continuously variable vane-type transmission with regenerative braking Mechanical Engineering; Lighting; Heating 12 Expired
US6109033A Compact coaxial piston transmission Mechanical Engineering; Lighting; Heating 12 Expired
US6874994B2 Hydraulic pump and motor Mechanical Engineering; Lighting; Heating 11 Expired
US6997838B2 Parallel hydromechanical underdrive transmission Mechanical Engineering; Lighting; Heating 10 Expired
US5630318A Method of pumping with a vane-type pump having a flexible cam ring Mechanical Engineering; Lighting; Heating 7 Expired
US5655370A Vane-type continuously variable transmission Mechanical Engineering; Lighting; Heating 6 Expired
US6569049B1 Radial piston hydromechanical continuously variable transmission Mechanical Engineering; Lighting; Heating 4 Expired

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