Inventor
XU WEIHAO
US23 patents
⚠️ This page may combine multiple inventors who share the name “XU WEIHAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HEADWAY TECH INC
21 patentsUS9852752B1Dec 26, 2017
Plasmon generator with metallic waveguide blocker for TAMR
HEADWAY TECH INC45 citations94
US10262683B2Apr 16, 2019
Self-aligned hybrid Au—Rh near field transducer for enhanced reliability
HEADWAY TECH INC14 citations85
US10586560B1Mar 10, 2020
Rhodium film with thin template layer and its application to a thermally assisted magnetic recording (TAMR) writer
HEADWAY TECH INC8 citations84
US10068596B2Sep 4, 2018
Thermally-assisted magnetic recording head having symmetric optical side shields
HEADWAY TECH INC14 citations84
US9460740B1Oct 4, 2016
Thermal assisted magnetic recording spot-size converter with finite ridge width
HEADWAY TECH INC17 citations81
US9466320B1Oct 11, 2016
Thermal assisted magnetic recording light delivery waveguide circuit for reduced stray light induced writer protrusion
HEADWAY TECH INC16 citations80
US10872628B1Dec 22, 2020
Near-field transducer with Au nano rod
HEADWAY TECH INC4 citations73
US12014758B1Jun 18, 2024
Tapered bi-layer near field transducer for heat-assisted magnetic recording write heads
HEADWAY TECH INC2 citations72
US12444436B1Oct 14, 2025
Parabolic shaped plasmonic waveguide blocker for heat assisted recording head
HEADWAY TECH INC1 citations64
US12592253B2Mar 31, 2026
Tapered bi-layer near field transducer for heat-assisted magnetic recording write heads
HEADWAY TECH INC0 citations62
US12456485B1Oct 28, 2025
Noble metal coated plasmonic waveguide blocker for heat assisted magnetic recording head
HEADWAY TECH INC0 citations62
US12437778B2Oct 7, 2025
Electroplating of high damping material for trailing shield in a perpendicular magnetic recording writer
HEADWAY TECH INC0 citations62
US12354628B1Jul 8, 2025
Hybrid plasmonic bottom layer for increased near field transducer reliability
HEADWAY TECH INC1 citations62
US12073857B1Aug 27, 2024
Perpendicular magnetic recording head equipping a spin torque oscillator element with an electric current in side gaps
HEADWAY TECH INC1 citations62
US11978488B1May 7, 2024
Electroplating of high damping material for trailing shield in a perpendicular magnetic recording writer
HEADWAY TECH INC1 citations62
US11011192B1May 18, 2021
Method of building self-aligned optical side shield structure
HEADWAY TECH INC1 citations60
US11699461B1Jul 11, 2023
Thermally-assisted magnetic recording (TAMR) head with magnetic assist current
HEADWAY TECH INC0 citations59
US10186288B1Jan 22, 2019
Method of fabricating single Rh layer optical field enhancer with pre-focusing structures
HEADWAY TECH INC1 citations59
US12288568B1Apr 29, 2025
Near field transducer with template layer for improved reliability
HEADWAY TECH INC1 citations57
US10152991B2Dec 11, 2018
Method for manufacturing thermally-assisted magnetic recording head with waveguide blocker
HEADWAY TECH INC0 citations52
US11315597B1Apr 26, 2022
Near-field transducer with separated bottom Au layer
HEADWAY TECH INC0 citations50