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Inventor

FOSTER CHARLES H

US27 patents
⚠️ This page may combine multiple inventors who share the name “FOSTER CHARLES H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

EASTMAN KODAK CO

19 patents
US5306567AApr 26, 1994

Thermosetting coating compositions

EASTMAN KODAK CO60 citations96
US4992552AFeb 12, 1991

Process for preparation of amino acids

EASTMAN KODAK CO57 citations96
US4839344AJun 13, 1989

Polypeptide compounds having growth hormone releasing activity

EASTMAN KODAK CO62 citations95
US4480108AOct 30, 1984

Process for separation of tocopherol homologues

EASTMAN KODAK CO27 citations92
US3985749AOct 12, 1976

Process for preparation of 4-aminoquinazoline

EASTMAN KODAK CO48 citations92
US4880778ANov 14, 1989

Combinations having synergistic growth hormone releasing activity and methods for use thereof

EASTMAN KODAK CO37 citations89
US4222949ASep 16, 1980

Process for separating stigmasterol-derived products (II)

EASTMAN KODAK CO7 citations74
US4192811AMar 11, 1980

Process for separating stigmasterol-derived products

EASTMAN KODAK CO6 citations74
US4272444AJun 9, 1981

Dehydroformylation of steroidal aldehydes

EASTMAN KODAK CO10 citations73
US4588683AMay 13, 1986

Method of preparing 11β, 17α, 20, 21-tetrahydroxy steroids and corresponding 11β, 17α, 21-trihydroxy-20-oxo steroids

EASTMAN KODAK CO8 citations69
US4607111AAug 19, 1986

Process for separation of tocopherol homologues (II)

EASTMAN KODAK CO4 citations63
US4602098AJul 22, 1986

Process for separation of tocopherol homologues (I)

EASTMAN KODAK CO3 citations63
US4279828AJul 21, 1981

Process for separating 3-hydroxy steroids or sterols from mixtures such as lipids

EASTMAN KODAK CO2 citations63
US4239691ADec 16, 1980

Conversion of non-alpha-tocopherols to alpha-tocopherols

EASTMAN KODAK CO5 citations58
US4325880AApr 20, 1982

Process for conversion of sterol i-methyl ethers to sterols

EASTMAN KODAK CO1 citations52
US4235791ANov 25, 1980

Process for dehydrogenation of sterols to produce delta 4-3-ketosteroids

EASTMAN KODAK CO0 citations52
US4075226AFeb 21, 1978

Secondary antioxidants

EASTMAN KODAK CO0 citations52
US4226786AOct 7, 1980

Process for dehydrogenation of sterols to produce Δ4 -3-ketosteroids (II)

EASTMAN KODAK CO0 citations48
US5214145AMay 25, 1993

Trisubstituted piperazin-2,5-diones

EASTMAN KODAK CO0 citations41

EASTMAN CHEM CO

6 patents

POLYGEN HOLDING CORP

2 patents