Patent assignee · US · COMPANY

Lee C. Moore Corporation

15Patents
0Active
15Granted
33Portfolio score

Filing activity: Jun 11, 1975 → Oct 19, 1987

Most-cited patents

PatentTitleAreaCited byStatus
US4725179A Automated pipe racking apparatus Fixed Constructions 135 Expired
US4834604A Pipe moving apparatus and method Fixed Constructions 103 Expired
US4375892A Oil well drilling rig mover Emerging Cross-Sectional Technologies 51 Expired
US4587778A Method and apparatus for erecting a drilling rig mast Fixed Constructions 48 Expired
US4172684A Floor level pipe handling apparatus Fixed Constructions 47 Expired
US3986619A Pipe handling apparatus for oil well drilling derrick Fixed Constructions 46 Expired
US4324077A Method of moving a drilling rig long and short distances Fixed Constructions 36 Expired
US4598509A Method and apparatus for raising and lowering a telescoping mast Fixed Constructions 33 Expired
US4171032A Safety support for safety belts Fixed Constructions 28 Expired
US3986618A Pipe rack with pivoted fingers and screw conveyors Fixed Constructions 15 Expired
US3978994A Pipe rack with pivoted fingers Fixed Constructions 12 Expired
US4163625A Movable working platform for use in racking drill pipe Fixed Constructions 9 Expired
US4390162A Infinitely variable crown block positioning Fixed Constructions 8 Expired
US4094051A Method of making sheaves Emerging Cross-Sectional Technologies 1 Expired
US4615508A Apparatus for skidding a load on a support Performing Operations; Transporting 0 Expired

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