Inventor

CHANG CHIA-TSUNG

TW2 patents

Patents

2 patents

US7938716B2May 10, 2011

Apparatus and method for spiral polishing with electromagnetic abrasive

UNIV SOUTHERN TAIWAN2 citations53

US8038510B2Oct 18, 2011

Apparatus and method for spiral polishing with electromagnetic abrasive

UNIV SOUTHERN TAIWAN0 citations43