Inventor
HOSOI RYO
JP27 patents
⚠️ This page may combine multiple inventors who share the name “HOSOI RYO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAE MAGNETICS HK LTD
14 patentsUS10152992B1Dec 11, 2018
Light source unit and thermally-assisted magnetic head
SAE MAGNETICS HK LTD2 citations73
US10614841B1Apr 7, 2020
Thermally assisted magnetic head, method for reducing reflected light, head gimbal assembly, and hard disk drive
SAE MAGNETICS HK LTD4 citations72
US10566013B1Feb 18, 2020
Semiconductor laser for thermally-assisted magnetic recording head
SAE MAGNETICS HK LTD5 citations71
US10622783B1Apr 14, 2020
Thermally-assisted magnetic recording head capable of preventing solder overflow during manufacturing
SAE MAGNETICS HK LTD3 citations70
US10943613B1Mar 9, 2021
Thermally assisted magnetic head, head gimbal assembly, hard disk drive and method of manufacturing the thermally assisted magnetic head
SAE MAGNETICS HK LTD6 citations69
US11817678B2Nov 14, 2023
Semiconductor laser and laser radar device having the semiconductor laser
SAE MAGNETICS HK LTD0 citations62
US11127424B1Sep 21, 2021
Thermally-assisted magnetic recording head having active layer with quantum dot structure
SAE MAGNETICS HK LTD1 citations62
US10650856B1May 12, 2020
Thermally-assisted magnetic recording head having optimal reflecting position inside waveguide
SAE MAGNETICS HK LTD1 citations62
US11887638B1Jan 30, 2024
Laser diode, thermally assisted magnetic head, head gimbal assembly, hard disk drive and method of manufacturing a head gimbal assembly
SAE MAGNETICS HK LTD0 citations61
US10311903B2Jun 4, 2019
Method and system of testing slider body of thermally-assisted magnetic head
SAE MAGNETICS HK LTD1 citations56
US10510371B1Dec 17, 2019
Thermally-assisted magnetic recording head having sub-mount with barrier-members sandwich a heater
SAE MAGNETICS HK LTD0 citations52
US11763842B1Sep 19, 2023
Method of manufacturing head gimbal assembly, head gimbal assembly and hard disk drive
SAE MAGNETICS HK LTD0 citations50
US11749302B1Sep 5, 2023
Method of manufacturing head gimbal assembly, head gimbal assembly and hard disk drive
SAE MAGNETICS HK LTD0 citations50
US11626133B1Apr 11, 2023
Method of manufacturing head gimbal assembly, head gimbal assembly and hard disk drive
SAE MAGNETICS HK LTD0 citations50
TDK CORP
5 patentsUS9640206B1May 2, 2017
Thermal assisted magnetic recording head with plasmon generator
TDK CORP10 citations84
US8363515B1Jan 29, 2013
Thermally-assisted magnetic recording head, head gimbals assembly, head arm assembly, and magnetic disk unit
TDK CORP3 citations63
US8817581B1Aug 26, 2014
Thermally-assisted magnetic recording head using near-field light
TDK CORP2 citations62
US8384405B2Feb 26, 2013
Method for performing burn-in test
TDK CORP3 citations62
US9293165B2Mar 22, 2016
Thermally assisted magnetic recording head with magnetic circuit parallel to substrate
TDK CORP0 citations41
TAKAYAMA SEIICHI
2 patentsUS8393074B1Mar 12, 2013
Method of manufacturing thermally-assisted magnetic recording head and alignment apparatus
TAKAYAMA SEIICHI29 citations89
US8310903B1Nov 13, 2012
Thermally-assisted magnetic recording head, head gimbals assembly, head arm assembly, and magnetic disk device, and method of manufacturing thermally-assisted magnetic recording head
TAKAYAMA SEIICHI13 citations84
KOMURA EIJI
2 patentsUS8547805B1Oct 1, 2013
Thermally-assisted magnetic recording head having temperature sensor embedded on dielectric waveguide
KOMURA EIJI10 citations84
US8654617B2Feb 18, 2014
Thermally-assisted magnetic recording head with optically isolating waveguide, head gimbal assembly, head arm assembly, magnetic disk unit, and light transmission unit
KOMURA EIJI1 citations52
CHOU TSUTOMU
2 patentsUS8427927B1Apr 23, 2013
Thermally-assisted magnetic recording head, head gimbals assembly, head arm assembly, and magnetic disk unit
CHOU TSUTOMU5 citations73
US8537645B1Sep 17, 2013
Near field light generating element, thermally assisted magnetic head, thermally assisted magnetic head device and thermally assisted magnetic recording/reproducing apparatus
CHOU TSUTOMU1 citations52