Inventor · Aromas, CA, US

Thomas E. Karis

26Patents
7h-index
48Co-inventors
69Inventor score

Filing activity: Dec 28, 1993 → Mar 1, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US5421868A Ink composition Chemistry; Metallurgy 33 Expired
US5886854A Conductive lubricant for magnetic disk drives Emerging Cross-Sectional Technologies 14 Expired
US5744431A Conductive lubricant for magnetic disk drives Emerging Cross-Sectional Technologies 12 Expired
US5641841A Conductive lubricant for magnetic disk drives Emerging Cross-Sectional Technologies 11 Expired
US6643093B2 Magnetic recording device with improved reliability Physics 10 Expired
US10783916B1 Passivated nitrogenated diamond-like carbon layer and method for passivating it Physics 8 Active
US6194360A Magnetic recording device Chemistry; Metallurgy 7 Expired
US5940247A Magnetic recording device with spindle motor lubricant of specified amine and carbamate concentrations/ratios Chemistry; Metallurgy 7 Expired
US7466514B2 Control system to regulate the concentration of vapor in a hard disk drive Physics 5 Active
US7212376B2 Disk drive system with hydrodynamic bearing lubricant having charge-control additive comprising dioctyldiphenylamine and/or oligomer thereof Mechanical Engineering; Lighting; Heating 4 Expired
US9368150B2 Charge control agent for fluid dynamic bearing motor lubricant Mechanical Engineering; Lighting; Heating 2 Active
US8405929B2 Inhibiting oxidation of organic contaminants in a hard disk drive (HDD) Physics 2 Active
US8607425B2 Method for lubed tape burnish for producing thin lube media Emerging Cross-Sectional Technologies 1 Active
US7998913B2 Flow modifiers for improved magnetic recording device Physics 1 Active
US7820601B2 System and method for improving lubrication in a fluid dynamic bearing Mechanical Engineering; Lighting; Heating 1 Active
US8192249B2 Systems and methods for polishing a magnetic disk Performing Operations; Transporting 1 Active
US8409660B2 Systems and methods for processing a magnetic disk Physics 1 Active
US8619388B2 Fluid dynamic bearing with an immiscible fluid barrier Mechanical Engineering; Lighting; Heating 1 Active
US8899957B2 System, method and apparatus for manufacturing magnetic recording media Performing Operations; Transporting 0 Active
US8262975B2 Self-releasing resist material for nano-imprint processes Chemistry; Metallurgy 0 Active
US7535673B2 Fluid dynamic bearing comprising a lubricating fluid having tolutriazole Physics 0 Active
US8727832B2 System, method and apparatus for enhanced cleaning and polishing of magnetic recording disk Performing Operations; Transporting 0 Active
US9312141B2 Vapor phase chemical mechanical polishing of magnetic recording disks Electricity 0 Active
US9728220B2 Charge control agent for fluid dynamic bearing motor lubricant Mechanical Engineering; Lighting; Heating 0 Active
US9349407B2 Data storage medium surface smoothing method and associated apparatus Electricity 0 Active

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