Inventor

WONG YEAK-CHONG

US8 patents

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

HITACHI GLOBAL STORAGE TECH

4 patents

US7264535B2Sep 4, 2007

Run-to-run control of backside pressure for CMP radial uniformity optimization based on center-to-edge model

HITACHI GLOBAL STORAGE TECH10 citations83

US7269526B2Sep 11, 2007

Aggregated run-to-run process control for wafer yield optimization

HITACHI GLOBAL STORAGE TECH7 citations65

US7722436B2May 25, 2010

Run-to-run control of backside pressure for CMP radial uniformity optimization based on center-to-edge model

HITACHI GLOBAL STORAGE TECH3 citations62

US7254884B2Aug 14, 2007

Method for fabricating a pole tip in a magnetic transducer using feed-forward and feedback

HITACHI GLOBAL STORAGE TECH0 citations44

HITACHI GLOBAL STORAGE TECH NL

2 patents

US7809459B2Oct 5, 2010

Advanced-process-control system utilizing a lambda tuner

HITACHI GLOBAL STORAGE TECH NL8 citations79

US7914657B2Mar 29, 2011

Controlling the thickness of wafers during the electroplating process

HITACHI GLOBAL STORAGE TECH NL2 citations52

FENG JIAN-HUEI

2 patents

US9213322B1Dec 15, 2015

Methods for providing run to run process control using a dynamic tuner

FENG JIAN-HUEI0 citations34

US9110465B1Aug 18, 2015

Methods for providing asymmetric run to run control of process parameters

FENG JIAN-HUEI0 citations34