Inventor · Town of East Hartford, CT, US

Robert P. Schaefer

10Patents
7h-index
23Co-inventors
66Inventor score

Filing activity: Jan 6, 1975 → Oct 22, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US4008844A Method of repairing surface defects using metallic filler material Performing Operations; Transporting 61 Expired
US4851188A Method for making a turbine blade having a wear resistant layer sintered to the blade tip surface Emerging Cross-Sectional Technologies 60 Expired
US4802828A Turbine blade having a fused metal-ceramic tip Emerging Cross-Sectional Technologies 56 Expired
US5806751A Method of repairing metallic alloy articles, such as gas turbine engine components Emerging Cross-Sectional Technologies 54 Expired
US4073639A Metallic filler material Performing Operations; Transporting 44 Expired
US4735656A Abrasive material, especially for turbine blade tips Mechanical Engineering; Lighting; Heating 42 Expired
US7244320B2 Methods for repairing gas turbine engine components Chemistry; Metallurgy 15 Expired
US8613138B2 Repair of integrally bladed rotors Emerging Cross-Sectional Technologies 3 Active
US8479391B2 Consumable collar for linear friction welding of blade replacement for damaged integrally bladed rotors Emerging Cross-Sectional Technologies 2 Active
US9694440B2 Support collar geometry for linear friction welding Emerging Cross-Sectional Technologies 0 Active

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