Inventor · Temperance, MI, US

James D. Lykowski

76Patents
8h-index
32Co-inventors
78Inventor score

Filing activity: Jun 30, 1998 → Dec 28, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US8365710B2 Ignitor for air/fuel mixture and engine therewith and method of assembly thereof into a cylinder head Emerging Cross-Sectional Technologies 26 Active
US7569979B2 Spark plug having spark portion provided with a base material and a protective material Electricity 24 Active
US6412465B1 Ignition device having a firing tip formed from a yttrium-stabilized platinum-tungsten alloy Electricity 22 Expired
US7385339B2 Ignition device having a reflowed firing tip and method of making Emerging Cross-Sectional Technologies 19 Active
US6494193B2 Engine cover with integrated ignition system Mechanical Engineering; Lighting; Heating 16 Expired
US6094990A Spark plug with concentric pressure sensor Physics 14 Expired
US7521850B2 Spark plug with multi-layer firing tip Emerging Cross-Sectional Technologies 13 Active
US8278808B2 Metallic insulator coating for high capacity spark plug Electricity 11 Active
US7443089B2 Spark plug with tapered fired-in suppressor seal Electricity 6 Active
US9318881B2 Inter-event control strategy for corona ignition systems Mechanical Engineering; Lighting; Heating 6 Active
US7671521B2 Spark plug with multi-layer firing tip Emerging Cross-Sectional Technologies 6 Active
US7049733B2 Spark plug center electrode assembly Electricity 6 Expired
US8776751B2 Igniter including a corona enhancing electrode tip Emerging Cross-Sectional Technologies 6 Active
US8844490B2 Corona igniter having controlled location of corona formation Electricity 5 Active
US8749126B2 Corona igniter assembly including corona enhancing insulator geometry Electricity 5 Active
US8839753B2 Corona igniter having improved gap control Emerging Cross-Sectional Technologies 5 Active
US9088136B2 Corona ignition device with improved electrical performance Emerging Cross-Sectional Technologies 4 Active
US7443088B2 Coaxial twin spark plug Electricity 4 Active
US7508121B2 Small diameter/long reach spark plug Electricity 4 Active
US8474428B2 Flexible ignitor assembly for air/fuel mixture and method of construction thereof Emerging Cross-Sectional Technologies 4 Active
US8044561B2 Ceramic electrode, ignition device therewith and methods of construction thereof Electricity 4 Active
US8151781B2 Flexible ignitor assembly for air/fuel mixture and method of construction thereof Emerging Cross-Sectional Technologies 4 Active
US7823556B2 Electrode for an ignition device Chemistry; Metallurgy 4 Active
US7948159B2 Spark plug with multi-layer firing tip Emerging Cross-Sectional Technologies 4 Active
US8839752B2 Corona igniter with magnetic screening Electricity 4 Active

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