Inventor · Kawasaki, JP

Antony Ajan

34Patents
10h-index
31Co-inventors
75Inventor score

Filing activity: May 23, 2003 → Jul 25, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US8605555B1 Recording media with multiple bi-layers of heatsink layer and amorphous layer for energy assisted magnetic recording system and methods for fabricating the same Physics 88 Active
US8609263B1 Systems and methods for forming magnetic media with an underlayer Physics 73 Active
US8787130B1 Systems and methods for providing heat assisted magnetic recording media configured to couple energy from a near field transducer Physics 67 Active
US8787124B1 Systems and methods for extracting Curie temperature distribution in heat assisted magnetic recording media Physics 61 Active
US8941950B2 Underlayers for heat assisted magnetic recording (HAMR) media Physics 24 Active
US9177585B1 Magnetic media capable of improving magnetic properties and thermal management for heat-assisted magnetic recording Physics 19 Active
US9406329B1 HAMR media structure with intermediate layer underlying a magnetic recording layer having multiple sublayers Physics 17 Active
US7736769B2 Magnetic recording medium, method of producing the same, and magnetic storage apparatus Physics 16 Active
US8867322B1 Systems and methods for providing thermal barrier bilayers for heat assisted magnetic recording media Physics 14 Active
US9697859B1 Heat-assisted magnetic recording (HAMR) medium including a bi-layer that enables use of lower laser current in write operations Physics 12 Active
US7502188B2 Magnetic recording medium, magnetic storage and method for reproducing information from magnetic recording medium Physics 10 Expired
US9754618B1 Heat-assisted magnetic recording (HAMR) medium including a split heat-sink structure (SHSS) Physics 8 Active
US8993134B2 Electrically conductive underlayer to grow FePt granular media with (001) texture on glass substrates Emerging Cross-Sectional Technologies 8 Active
US7566507B2 Magnetic recording medium, magnetic storage apparatus and method of producing magnetic recording medium Physics 7 Active
US9824711B1 Soft underlayer for heat assisted magnetic recording media Physics 7 Active
US9822441B2 Iridium underlayer for heat assisted magnetic recording media Physics 6 Active
US7074508B2 Magnetic recording medium including at least one superparamagnetic layer and magnetic storage apparatus Physics 5 Expired
US10276201B1 Dual phase MgO-X seed layers for heat assisted magnetic recording media Physics 5 Active
US8947987B1 Systems and methods for providing capping layers for heat assisted magnetic recording media Physics 4 Active
US7768731B2 Magnetic recording medium, magnetic storage and method for reproducing information from magnetic recording medium Physics 4 Active
US7264892B2 Magnetic recording medium and magnetic storage apparatus Emerging Cross-Sectional Technologies 3 Expired
US9159350B1 High damping cap layer for magnetic recording media Physics 3 Active
US10276199B1 High thermal gradient heatsink for heat assisted magnetic recording media Physics 3 Active
US9449633B1 Smooth structures for heat-assisted magnetic recording media Physics 3 Active
US7354665B2 Magnetic recording medium and magnetic storage apparatus Physics 2 Expired

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