Inventor

CHANG CHENG-HSIEN

TW4 patents

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

CHROMA ATE INC

2 patents

US10802070B2Oct 13, 2020

Testing device and testing method with spike protection

CHROMA ATE INC0 citations36

US9647650B2May 9, 2017

Clock generating device

CHROMA ATE INC0 citations33

TAN HIN LEONG

1 patent

US8283805B2Oct 9, 2012

Scanner with battery

TAN HIN LEONG0 citations36

CHANG CHENG-HSIEN

1 patent

US8213282B1Jul 3, 2012

Method for identifying optical disk type

CHANG CHENG-HSIEN1 citations32