Inventor · Bessoncourt, FR

Andre Coulon

16Patents
9h-index
6Co-inventors
65Inventor score

Filing activity: Apr 18, 1975 → Feb 3, 1995

Most-cited inventions

PatentTitleAreaCited byStatus
US4832993A Method of applying a protective coating to a titanium alloy blade, and a blade obtained thereby Mechanical Engineering; Lighting; Heating 40 Expired
US4795313A Protective tip for a titanium blade and a method of brazing such a tip Emerging Cross-Sectional Technologies 21 Expired
US5509286A Method and apparatus for surface treating and prestressing the inside wall of a cavity Emerging Cross-Sectional Technologies 18 Expired
US5383985A Method of installing an insert serving as a protective cladding on a part made of martensitic steel or of titanium-based alloy Mechanical Engineering; Lighting; Heating 15 Expired
US5413641A Laser nitriding an element made of titanium alloy by blowing nitrogen and inert gas Emerging Cross-Sectional Technologies 15 Expired
US4279706A Method and assembly for depositing a metal on a cylindrical bore which passes through a central portion of a large part Chemistry; Metallurgy 13 Expired
US4839237A Method of laying a cobalt-chromium-tungsten protective coating on a blade made of a tungsten alloy including vanadium, and a blade coated thereby Emerging Cross-Sectional Technologies 11 Expired
US5340530A Method of forming an insert on a part to be clad that is made of steel or of titanium alloy Emerging Cross-Sectional Technologies 11 Expired
US3967919A Compound turbine rotor Mechanical Engineering; Lighting; Heating 9 Expired
US4060883A Compound turbine rotor and method for manufacturing elements constituting such a rotor Emerging Cross-Sectional Technologies 6 Expired
US4345977A Method and apparatus for depositing metal in a large diameter cylindrical bore which passes through a large part Chemistry; Metallurgy 4 Expired
US5449562A Coating for portions of a part of martensitic steel that rub in rotation Emerging Cross-Sectional Technologies 3 Expired
US4584081A Apparatus for depositing metal on the rubbing parts of a turbine rotor Chemistry; Metallurgy 3 Expired
US4689095A Steel for manufacturing large forged parts Chemistry; Metallurgy 2 Expired
US5545271A Method of fabricating a titanium alloy part, a titanium alloy part fabricated in this way, and a semi-finished titanium alloy product Chemistry; Metallurgy 1 Expired
US4608853A Percussion apparatus Emerging Cross-Sectional Technologies 0 Expired

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