Inventor

JIA QINGWEI

SG3 patents

⚠️ This page may combine multiple inventors who share the name “JIA QINGWEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SEAGATE TECHNOLOGY LLC

2 patents

US7319570B2Jan 15, 2008

Random vibration and shock compensator using a disturbance observer

SEAGATE TECHNOLOGY LLC44 citations90

US7199964B2Apr 3, 2007

Adaptive voltage-mode controller for a voice coil motor

SEAGATE TECHNOLOGY LLC5 citations61

JIA QINGWEI

1 patent

US9052701B1Jun 9, 2015

Disk drive measuring a resonance mode by injecting sinusoids into a servo control system

JIA QINGWEI3 citations55