Inventor · Toronto, ON, CA

Robert John Fraser

8Patents
5h-index
12Co-inventors
60Inventor score

Filing activity: Dec 20, 1982 → Nov 2, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5185654A Electrostatic RF absorbant circuit carrier assembly and method for making the same Emerging Cross-Sectional Technologies 20 Expired
US4459571A Varactor-tuned helical resonator filter Electricity 18 Expired
US4528698A Tuning system for RF receiver Electricity 13 Expired
US5326414A Method for making electrostatic RF absorbant circuit carrier assembly Emerging Cross-Sectional Technologies 12 Expired
US10995014B1 Process for producing crystallized metal sulfates Emerging Cross-Sectional Technologies 5 Active
US11873539B2 Ferronickel alloy direct refining processes and processes for producing nickle sulfate or other nickel products Emerging Cross-Sectional Technologies 0 Active
US12281027B2 Processes for crystallizing metal sulfates and methods for producing crystallized metal sulfates Chemistry; Metallurgy 0 Active
US12054401B2 Process and method for producing crystallized metal sulfates Emerging Cross-Sectional Technologies 0 Active

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