Inventor · Ann Arbor, MI, US

Shuwei Ma

27Patents
4h-index
19Co-inventors
56Inventor score

Filing activity: Oct 19, 2009 → Aug 5, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US9130358B2 Method of manufacturing spark plug electrode material Electricity 6 Active
US8482188B1 Spark plug electrode with nanocarbon enhanced copper core Electricity 5 Active
US8766519B2 Electrode material for a spark plug Electricity 5 Active
US8575830B2 Electrode material for a spark plug Electricity 5 Active
US8979606B2 Method of manufacturing a ruthenium-based spark plug electrode material into a desired form and a ruthenium-based material for use in a spark plug Emerging Cross-Sectional Technologies 4 Active
US8760044B2 Electrode material for a spark plug Performing Operations; Transporting 3 Active
US8471451B2 Ruthenium-based electrode material for a spark plug Chemistry; Metallurgy 3 Active
US8816577B2 Spark plug including electrodes with low swelling rate and high corrosion resistance Electricity 2 Active
US8274203B2 Electrode material for a spark plug Electricity 2 Active
US8890399B2 Method of making ruthenium-based material for spark plug electrode Electricity 1 Active
US9231380B2 Electrode material for a spark plug Electricity 1 Active
US8575829B2 Spark plug including high temperature performance electrode Emerging Cross-Sectional Technologies 1 Active
US8288927B2 Spark plug including electrodes with low swelling rate and high corrosion resistance Electricity 1 Active
US8492963B2 Spark plug with volume-stable electrode material Electricity 1 Active
US8274204B2 Spark plug with platinum-based electrode material Electricity 1 Active
US10044172B2 Electrode for spark plug comprising ruthenium-based material Electricity 1 Active
US8436520B2 Electrode material for use with a spark plug Electricity 1 Active
US9004969B2 Spark plug electrode and spark plug manufacturing method Electricity 1 Active
US12027826B2 Spark plug Electricity 0 Active
US12381375B1 Spark plug electrode having ruthenium-based material Electricity 0 Active
US9083156B2 Electrode core material for spark plugs Electricity 0 Active
US11489316B2 Spark plug shell and method of manufacture Electricity 0 Active
US9337624B2 Electrode material for a spark plug and method of making the same Electricity 0 Active
US10943174B2 Anomaly identification method for structural monitoring data considering spatial-temporal correlation Physics 0 Active
US11777282B2 Electrode material for a spark plug Electricity 0 Active

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