Inventor

CHENG CHIEN-HSIN D

TW3 patents

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

CALEB PHARMACEUTICALS INC

2 patents

US5962012AOct 5, 1999

Cholinergic antagonist patch

CALEB PHARMACEUTICALS INC82 citations89

US6159493ADec 12, 2000

Formulation and method of manufacturing an acne extraction patch

CALEB PHARMACEUTICALS INC20 citations87

IND TECH RES INST

1 patent

US5420182AMay 30, 1995

Water-retaining adhesive composition

IND TECH RES INST7 citations71