Inventor · Murrysville, PA, US

Joseph T. Laemmle

14Patents
7h-index
6Co-inventors
55Inventor score

Filing activity: Jul 20, 1981 → Mar 17, 1998

Most-cited inventions

PatentTitleAreaCited byStatus
US4517105A Metalworking lubricant composition containing a novel substituted malonic acid diester Chemistry; Metallurgy 57 Expired
US4452712A Metalworking with an aqueous synthetic lubricant containing polyoxypropylene-polyoxyethylene-polyoxypropylene block copolymers Chemistry; Metallurgy 39 Expired
US4607679A Providing oligomer moisture barrier in direct chill casting of aluminum-lithium alloy Performing Operations; Transporting 18 Expired
US4628985A Lithium alloy casting Performing Operations; Transporting 16 Expired
US4452711A Aqueous metalworking lubricant containing polyoxypropylene-polyoxyethylene-polyoxypropylene block copolymers Chemistry; Metallurgy 13 Expired
US4670168A Aqueous metal removal fluid Chemistry; Metallurgy 8 Expired
US4775418A Parting composition comprising glycerol trioleate and vegetable oil Performing Operations; Transporting 7 Expired
US5753056A Transition metal salt compositions that eliminate hydrogen absorption and enhance hydrogen degassing of aluminum Chemistry; Metallurgy 7 Expired
US4396436A Method and flushing for removing hydraulic fluid from hydraulic systems Emerging Cross-Sectional Technologies 6 Expired
US4655947A Metalworking with a trimethylolalkane ester lubricant Chemistry; Metallurgy 6 Expired
US4634469A Parting composition comprising glycerol trioleate, castor oil and copper corrosion inhibitor Performing Operations; Transporting 4 Expired
US4522250A Continuous casting with glycerol trioleate parting composition Performing Operations; Transporting 3 Expired
US4602670A Lubricating process Performing Operations; Transporting 3 Expired
US5985059A Transition metal salt compositions that eliminate hydrogen absorption and enhance hydrogen degassing of metal and metal alloys Chemistry; Metallurgy 1 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.