Inventor
DUDA JOHN CHARLES
US22 patents
Patents
22 patentsUS9728209B2Aug 8, 2017
Thermally robust near-field transducer peg
SEAGATE TECHNOLOGY LLC20 citations92
US9536555B1Jan 3, 2017
Dual purpose bolometric sensor for heat-assisted magnetic recording device
SEAGATE TECHNOLOGY LLC19 citations92
US9959893B1May 1, 2018
Multi-purpose resistive sensor for a heat-assisted magnetic recording device
SEAGATE TECHNOLOGY LLC6 citations84
US9911441B1Mar 6, 2018
Magnetic recording apparatus having thermal sensor and a solid-immersion mirror
SEAGATE TECHNOLOGY LLC8 citations84
US9799361B1Oct 24, 2017
Dual purpose bolometric sensor for heat-assisted magnetic recording device
SEAGATE TECHNOLOGY LLC10 citations84
US9747937B1Aug 29, 2017
Multi-purpose resistive sensor for a heat-assisted magnetic recording device
SEAGATE TECHNOLOGY LLC12 citations84
US9251830B1Feb 2, 2016
Waveguide cladding layer with transparent heat sink for heat-assisted magnetic recording device
SEAGATE TECHNOLOGY LLC13 citations84
US10127940B1Nov 13, 2018
Bolometer with temperature compensation for internal laser power monitoring in heat-assisted magnetic recording device
SEAGATE TECHNOLOGY LLC8 citations83
US9875767B2Jan 23, 2018
Bolometer for internal laser power monitoring in heat-assisted magnetic recording device
SEAGATE TECHNOLOGY LLC10 citations83
US9691424B2Jun 27, 2017
Bolometer for internal laser power monitoring in heat-assisted magnetic recording device
SEAGATE TECHNOLOGY LLC7 citations83
US10410669B1Sep 10, 2019
Bolometer with temperature compensation for internal laser power monitoring in heat-assisted magnetic recording device
SEAGATE TECHNOLOGY LLC2 citations72
US11011201B2May 18, 2021
Heatsink structures for heat-assisted magnetic recording heads
SEAGATE TECHNOLOGY LLC1 citations71
US9685202B1Jun 20, 2017
Near-field transducer having enlarged portion matching outline shape of heat sink
SEAGATE TECHNOLOGY LLC5 citations71
US10002631B1Jun 19, 2018
Head-medium contact detection using a thermal sensor heated by multiple heat generating components of a slider
SEAGATE TECHNOLOGY LLC4 citations69
US12094491B2Sep 17, 2024
Heatsink structures for heat-assisted magnetic recording heads
SEAGATE TECHNOLOGY LLC0 citations61
US11823708B1Nov 21, 2023
HAMR recording head with external cavity laser using a near-field transducer as a reflector
SEAGATE TECHNOLOGY LLC1 citations61
US11538496B2Dec 27, 2022
Heatsink structures for heat-assisted magnetic recording heads
SEAGATE TECHNOLOGY LLC0 citations61
US11437068B1Sep 6, 2022
HAMR recording head with external cavity laser using a near-field transducer as a reflector
SEAGATE TECHNOLOGY LLC0 citations61
US10408674B2Sep 10, 2019
Laser power monitoring in a heat-assisted magnetic recording device using a resistive sensor and high-frequency laser modulation
SEAGATE TECHNOLOGY LLC1 citations61
US10240975B2Mar 26, 2019
Laser power monitoring in a heat-assisted magnetic recording device using a resistive sensor and high-frequency laser modulation
SEAGATE TECHNOLOGY LLC1 citations61
US10854224B1Dec 1, 2020
Differential recessed topography of a media-facing surface
SEAGATE TECHNOLOGY LLC0 citations51
US9978405B1May 22, 2018
Heat assisted magnetic recording slider having a consistent close point
SEAGATE TECHNOLOGY LLC0 citations51