Inventor · Perrysburg, OH, US

Fritz C. Grensing

26Patents
4h-index
26Co-inventors
63Inventor score

Filing activity: Feb 12, 1991 → Jan 28, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5667600A Aluminum alloys containing beryllium and investment casting of such alloys Performing Operations; Transporting 14 Expired
US6312534A High strength cast aluminum-beryllium alloys containing magnesium Performing Operations; Transporting 5 Expired
US10435955B2 Coupling for rods Chemistry; Metallurgy 4 Active
US5642773A Aluminum alloys containing beryllium and investment casting of such alloys Performing Operations; Transporting 4 Expired
US10626489B2 Wear-resistant Cu—Ni—Sn coating Mechanical Engineering; Lighting; Heating 3 Active
US6057989A Composite disk drive armset Physics 3 Expired
US5304426A Beryllium-beryllium oxide composites Emerging Cross-Sectional Technologies 2 Expired
US5124119A Method of making beryllium-beryllium oxide composites Emerging Cross-Sectional Technologies 2 Expired
US6042658A Aluminum-beryllium actuator armset Performing Operations; Transporting 2 Expired
US11174688B2 Sucker rod guides Fixed Constructions 1 Active
US10858723B2 Copper-nickel-tin alloy with high toughness Chemistry; Metallurgy 1 Active
US9994946B2 High strength, homogeneous copper-nickel-tin alloy and production process Chemistry; Metallurgy 1 Active
US11980922B2 Methods for producing metal matrix composite strip product Performing Operations; Transporting 0 Active
US11643713B2 Copper-nickel-tin alloy with high toughness Chemistry; Metallurgy 0 Active
US12139783B2 Copper-beryllium alloy with high strength Chemistry; Metallurgy 0 Active
US11352838B2 Low friction and high wear resistant sucker rod string Fixed Constructions 0 Active
US11725463B2 Coupling for rods Chemistry; Metallurgy 0 Active
US10844671B2 Low friction and high wear resistant sucker rod string Fixed Constructions 0 Active
US11008645B2 Wear-resistant Cu—Ni—Sn coating Mechanical Engineering; Lighting; Heating 0 Active
US11827569B2 Yttrium aluminum garnet powder and processes for synthesizing same Chemistry; Metallurgy 0 Active
US10190201B2 Method of producing a copper-nickel-tin alloy Chemistry; Metallurgy 0 Active
US9334551B2 Nickel beryllium alloy compositions Emerging Cross-Sectional Technologies 0 Active
US11008818B2 Coupling for rods Chemistry; Metallurgy 0 Active
US10984931B2 Magnetic copper alloys Chemistry; Metallurgy 0 Active
US11326242B2 Copper-nickel-tin alloys Chemistry; Metallurgy 0 Active

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