Inventor
GRUBBS HARVEY J
US21 patents
⚠️ This page may combine multiple inventors who share the name “GRUBBS HARVEY J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PHILIP MORRIS INC
20 patentsUS5018540AMay 28, 1991
Process for removal of basic materials
PHILIP MORRIS INC281 citations98
US5497792AMar 12, 1996
Process and apparatus for the semicontinuous extraction of nicotine from tobacco
PHILIP MORRIS INC100 citations96
US5148817ASep 22, 1992
Smoking compositions
PHILIP MORRIS INC38 citations92
US4638816AJan 27, 1987
Smoking compositions containing a glycosylamine flavorant additive
PHILIP MORRIS INC30 citations89
US4212310AJul 15, 1980
Unitary pack of smoking tobacco products containing polymeric alcohol flavorant-release compositions
PHILIP MORRIS INC31 citations89
US4607118AAug 19, 1986
Flavor-release β-hydroxy-ester compositions
PHILIP MORRIS INC19 citations82
US4119106AOct 10, 1978
Flavorant-release resin compositions
PHILIP MORRIS INC27 citations80
US4092988AJun 6, 1978
Smoking tobacco compositions
PHILIP MORRIS INC21 citations80
US5228461AJul 20, 1993
Smoking compositions containing a vanillin-release additive
PHILIP MORRIS INC15 citations73
US4479003AOct 23, 1984
Heterocyclic-hydroxy-substituted carboxylate esters
PHILIP MORRIS INC9 citations73
US4470421ASep 11, 1984
Smoking compositions
PHILIP MORRIS INC7 citations73
US4312368AJan 26, 1982
Smoking compositions
PHILIP MORRIS INC10 citations73
US5301693AApr 12, 1994
Smoking compositions containing an α-alkylcinnamaldehyde-release additive
PHILIP MORRIS INC17 citations72
US4002179AJan 11, 1977
Smoking compositions incorporating a menthol-release agent
PHILIP MORRIS INC10 citations67
US5172704ADec 22, 1992
Smoking compositions containing a vanillin-release additive
PHILIP MORRIS INC5 citations62
US4592373AJun 3, 1986
Smoking compositions
PHILIP MORRIS INC2 citations62
US4171702AOct 23, 1979
Poly (isopropenyl esters) as carboxylic acid-release agents on tobacco
PHILIP MORRIS INC5 citations62
US4127601ANov 28, 1978
α-Substituted vinyl menthyl carbonates
PHILIP MORRIS INC4 citations61
US4177339ADec 4, 1979
Smoking tobacco compositions
PHILIP MORRIS INC6 citations59
US4473085ASep 25, 1984
Flavor-release β-hydroxy-ester compositions
PHILIP MORRIS INC1 citations52