Inventor

HSIEH CHANG-TSUN

TW3 patents

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

TAIWAN SEMICONDUCTOR MFG

2 patents

US9360767B2Jun 7, 2016

Method and apparatus for maintaining depth of focus

TAIWAN SEMICONDUCTOR MFG0 citations50

US9025130B2May 5, 2015

Method and apparatus for maintaining depth of focus

TAIWAN SEMICONDUCTOR MFG0 citations50

HSIEH CHANG-TSUN

1 patent

US8520189B2Aug 27, 2013

Method and apparatus for maintaining depth of focus

HSIEH CHANG-TSUN0 citations39