Inventor · Tianjin, CN

Philippe Dewitte

8Patents
5h-index
11Co-inventors
60Inventor score

Filing activity: Feb 20, 1987 → May 5, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US4822649A Multiple glazing, method for obtaining same and device for using said method Emerging Cross-Sectional Technologies 54 Expired
US4909875A Method for obtaining multiple glazing and device for using said method Emerging Cross-Sectional Technologies 30 Expired
US4957572A Method and apparatus for the production of a bead of organic material intended to serve as a seal and insert in a multiple glazing Emerging Cross-Sectional Technologies 8 Expired
US4773678A Connecting part between a rigid mechanical element and a hose Mechanical Engineering; Lighting; Heating 6 Expired
US4875833A Pumping of high viscosity materials Mechanical Engineering; Lighting; Heating 5 Expired
US10739327B2 Apparatus and method for monitoring the quality of a lubricant in a compressor Physics 1 Active
US8512015B2 Piston refrigeration compressor Mechanical Engineering; Lighting; Heating 0 Active
US9207005B2 Device for separating lubricant from a lubricant-refrigerating gas mixture discharged from at least one refrigerant compressor Mechanical Engineering; Lighting; Heating 0 Active

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