Patent assignee · US · COMPANY

Warner & Swasey

110Patents
0Active
110Granted
42Portfolio score

Filing activity: Oct 4, 1974 → Apr 27, 1992

Most-cited patents

PatentTitleAreaCited byStatus
US4819195A Method for calibrating a coordinate measuring machine and the like and system therefor Physics 215 Expired
US4945501A Method for determining position within the measuring volume of a coordinate measuring machine and the like and system therefor Physics 200 Expired
US4297927A Sheet metal positioning and gripping apparatus and method Emerging Cross-Sectional Technologies 49 Expired
US4658245A Tool condition and failure monitoring apparatus and method Physics 37 Expired
US4459458A Machine tool with laser heat treating Performing Operations; Transporting 36 Expired
US4682418A Coordinate measuring machine Physics 30 Expired
USD275760S Cutting tool insert General 30 Expired
US4795952A Joystick for three axis control of a powered element Emerging Cross-Sectional Technologies 27 Expired
US4360917A Parity fault locating means Physics 27 Expired
US4164879A Machine tool coolant system Emerging Cross-Sectional Technologies 27 Expired
US4741231A Tool force sensor and method of making same Emerging Cross-Sectional Technologies 26 Expired
US4594791A Bridge type coordinate measuring machine Physics 25 Expired
US3972571A Boom slider assembly Mechanical Engineering; Lighting; Heating 24 Expired
US4503741A Bridge type punch press Emerging Cross-Sectional Technologies 23 Expired
US4045782A Microprogrammed processor system having external memory Physics 22 Expired
US5025690A Vertical spindle turret lathe Emerging Cross-Sectional Technologies 22 Expired
US4730945A Integrally adjustable way bearings Mechanical Engineering; Lighting; Heating 21 Expired
US4318451A Dual function remote steering control Performing Operations; Transporting 20 Expired
US4882847A Coordinate measuring machine with improved carriage way arrangement Physics 20 Expired
US4359931A Regenerative and anticavitation hydraulic system for an excavator Mechanical Engineering; Lighting; Heating 19 Expired
US3969724A Central processing unit for use in a microprocessor Physics 19 Expired
US4685361A Machine tool Emerging Cross-Sectional Technologies 19 Expired
US4519284A Universal sheet metal holder Emerging Cross-Sectional Technologies 18 Expired
US4736625A Method and apparatus for monitoring the cutting condition of a machine tool during machining of a workpiece Physics 18 Expired
US4360915A Error detection means Physics 17 Expired

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