Inventor
HA BYUNG J
KR6 patents
⚠️ This page may combine multiple inventors who share the name “HA BYUNG J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PACIFIC CHEM CO LTD
4 patentsUS5004737AApr 2, 1991
Quaternary ammonium-substituted sterol derivatives
PACIFIC CHEM CO LTD54 citations94
US5235073AAug 10, 1993
Polyethoxylated vitamin e
PACIFIC CHEM CO LTD25 citations91
US5182373AJan 26, 1993
Quaternary ammonium-substituted saponin ethers
PACIFIC CHEM CO LTD23 citations91
US4987183AJan 22, 1991
Cationic resin having U.V. absorbers and the process for producing the absorbers
PACIFIC CHEM CO LTD0 citations50