Inventor
LEWIS JOHN W
US18 patents
⚠️ This page may combine multiple inventors who share the name “LEWIS JOHN W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RECKITT & COLMANN PROD LTD
6 patentsUS4935428AJun 19, 1990
Treating opiate dependence
RECKITT & COLMANN PROD LTD182 citations99
US4661492AApr 28, 1987
Analgesic compositions
RECKITT & COLMANN PROD LTD227 citations97
US4582835AApr 15, 1986
Analgesic compositions
RECKITT & COLMANN PROD LTD339 citations97
US4241066ADec 23, 1980
14-Amino derivatives of morphine, methods of making them and analgesic compositions containing them
RECKITT & COLMANN PROD LTD39 citations88
US4241067ADec 23, 1980
14-Amino derivatives of morphine, methods of making them and analgesic compositions containing them
RECKITT & COLMANN PROD LTD11 citations69
US4925848AMay 15, 1990
Derivative of codeine useful as an agonist and process for the preparation of it
RECKITT & COLMANN PROD LTD4 citations54
DOW CHEMICAL CO
3 patentsUS4798508AJan 17, 1989
Machine and method for opening a filled bag, emptying the bag, and disposing of the empty bag
DOW CHEMICAL CO65 citations96
US4280029AJul 21, 1981
Electrical switch
DOW CHEMICAL CO7 citations74
US4702009AOct 27, 1987
Device for measuring the level of a material stored in a tank
DOW CHEMICAL CO5 citations62