Inventor
HSIEH HSIEH-CHANG
TW7 patents
⚠️ This page may combine multiple inventors who share the name “HSIEH HSIEH-CHANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TAIWAN HOPAX CHEMS MFG CO LTD
3 patentsUS6627285B2Sep 30, 2003
Note pad
TAIWAN HOPAX CHEMS MFG CO LTD33 citations89
US7094454B2Aug 22, 2006
Multi-color multi-ply note pad
TAIWAN HOPAX CHEMS MFG CO LTD18 citations83
US6780486B2Aug 24, 2004
Self-adhesive bulletin board assembly with a bulletin board and a transparent sheet
TAIWAN HOPAX CHEMS MFG CO LTD13 citations83
TAIWAN HOPAX CHEMICALS MFG CO
3 patentsUS5863629AJan 26, 1999
Writing system of stacked carbonless repositionable self-adhesive paper
TAIWAN HOPAX CHEMICALS MFG CO15 citations70
US5194329AMar 16, 1993
Process for making tacky acrylate microparticles and use therefor
TAIWAN HOPAX CHEMICALS MFG CO16 citations70
US5109083AApr 28, 1992
Process for making tacky acrylate microparticles and use therefor
TAIWAN HOPAX CHEMICALS MFG CO6 citations59