Patent assignee · US · COMPANY

Garlock, Inc.

93Patents
0Active
93Granted
38Portfolio score

Filing activity: Mar 15, 1974 → Jan 26, 2000

Most-cited patents

PatentTitleAreaCited byStatus
US5004248A Unitized seal with unitizing joint remote from seal lip Mechanical Engineering; Lighting; Heating 64 Expired
US4064962A Muffler method and apparatus Mechanical Engineering; Lighting; Heating 64 Expired
US5024451A Multi-position labyrinth seal ring Mechanical Engineering; Lighting; Heating 49 Expired
US4106781A Unitized, grease-purgeable seal Mechanical Engineering; Lighting; Heating 49 Expired
US4274641A Shaft seal and method Mechanical Engineering; Lighting; Heating 47 Expired
US4118856A Bi-directional hydrodynamic shaft seal method Emerging Cross-Sectional Technologies 45 Expired
US4900629A High compressibility gasket material Emerging Cross-Sectional Technologies 38 Expired
US4852890A Rotary shaft bearing isolator seal Mechanical Engineering; Lighting; Heating 37 Expired
US4327925A Disc brake boot seal method and article Emerging Cross-Sectional Technologies 36 Expired
US4252329A Semi-unitized shaft seal Mechanical Engineering; Lighting; Heating 36 Expired
US4208057A Semi-unitized shaft seal and method Mechanical Engineering; Lighting; Heating 36 Expired
US4218813A Method and tool for installing shafts through seals Emerging Cross-Sectional Technologies 35 Expired
US6390477B1 Rotary shaft bearing isolator seal Mechanical Engineering; Lighting; Heating 35 Expired
US4171561A Molded lip seal with polytetrafluoroethylene liner and method for making the same Emerging Cross-Sectional Technologies 34 Expired
US4364588A Band seal clamp Mechanical Engineering; Lighting; Heating 33 Expired
US5480161A Shaft seal with controlled porosity elements Emerging Cross-Sectional Technologies 33 Expired
US4913951A Fabrication of reinforced PTFE gasketing material Emerging Cross-Sectional Technologies 31 Expired
US3994814A Low friction bearing material and method Chemistry; Metallurgy 31 Expired
US5897119A Floating wiper seal assembly Mechanical Engineering; Lighting; Heating 29 Expired
US4038359A Method of making a shaft seal with dual lip Performing Operations; Transporting 28 Expired
US4239243A Molded lip seal with polytetrafluoroethylene liner and method for making the same Emerging Cross-Sectional Technologies 27 Expired
US6182974A Stuffing box packing assembly Mechanical Engineering; Lighting; Heating 27 Expired
US4817966A Rotary shaft bearing isolator seal Mechanical Engineering; Lighting; Heating 26 Expired
US4258927A Shaft seal with retractable polytetrafluoroethylene-lined sealing lip Mechanical Engineering; Lighting; Heating 25 Expired
US4406847A Method for making a lip type shaft seal having a resin liner Emerging Cross-Sectional Technologies 23 Expired

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