Inventor
CHANG YUNG-CHUNG
TW18 patents
⚠️ This page may combine multiple inventors who share the name “CHANG YUNG-CHUNG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IV TECHNOLOGIES CO LTD
8 patentsUS7258602B2Aug 21, 2007
Polishing pad having grooved window therein and method of forming the same
IV TECHNOLOGIES CO LTD31 citations91
US7132070B2Nov 7, 2006
Method of manufacturing polishing pad
IV TECHNOLOGIES CO LTD11 citations82
US7101501B2Sep 5, 2006
Single-layer polishing pad and method producing the same
IV TECHNOLOGIES CO LTD8 citations72
US7285233B2Oct 23, 2007
Method of manufacturing polishing pad
IV TECHNOLOGIES CO LTD8 citations71
US7131901B2Nov 7, 2006
Polishing pad and fabricating method thereof
IV TECHNOLOGIES CO LTD5 citations61
US7875335B2Jan 25, 2011
Method of fabricating polishing pad having detection window thereon
IV TECHNOLOGIES CO LTD2 citations60
US8016647B2Sep 13, 2011
Polishing pad and method thereof
IV TECHNOLOGIES CO LTD3 citations58
US7335094B2Feb 26, 2008
Single-layer polishing pad and method of producing the same
IV TECHNOLOGIES CO LTD1 citations51
VIA TECH INC
3 patentsUS6467072B1Oct 15, 2002
Method of placement and routing for an array device
VIA TECH INC117 citations95
US6968525B2Nov 22, 2005
Implementing method for buffering devices
VIA TECH INC2 citations62
US6826637B2Nov 30, 2004
Implementing for buffering devices in circuit layout to ensure same arriving time for clock signal from source root to output bonding pads
VIA TECH INC2 citations62