Inventor
WAGNER HANS
US49 patents
⚠️ This page may combine multiple inventors who share the name “WAGNER HANS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BAYER AG
13 patentsUS4371684AFeb 1, 1983
Thermoplastic polyurethanes for processing in extruders and/or on calenders
BAYER AG69 citations96
US4342847AAug 3, 1982
Process for the production of thermoplastic synthetic materials
BAYER AG57 citations96
US4261946AApr 14, 1981
Process for the production of thermoplastic polymer by introducing thermoplastic polymer into an extruder and adding organic polyisocyanate and chain lengthening agent
BAYER AG88 citations96
US4250292AFeb 10, 1981
Process for the preparation of polyurethane elastomers in which at least two reactant portions are introduced into separate positions of a screw machine
BAYER AG31 citations92
US4245081AJan 13, 1981
Process for the production of thermoplastic polyurethane elastomers
BAYER AG52 citations92
US5908913AJun 1, 1999
Process for the continuous production of polyurethane and polyurethane urea prepolymers
BAYER AG21 citations90
US4397974AAug 9, 1983
Low-halogen-content, thermoplastic polyurethane elastomer having improved flame resistance by the addition of a 4-component additive combination, its production and its use
BAYER AG30 citations89
US4317890AMar 2, 1982
Thermoplastic synthetic material and a process for its production
BAYER AG25 citations81
US4500671AFeb 19, 1985
Reinforced polyurethane thermoplastic chemical materials and processes for their preparation
BAYER AG20 citations80
US6624278B2Sep 23, 2003
Process for producing thermally stable thermoplastic polyurethanes
BAYER AG10 citations74
US4656199AApr 7, 1987
Process for the production of matte, non-blocking, thin-walled molded articles from linear thermoplastic polyurethane elasotomers containing polyadducts and their use
BAYER AG20 citations73
US4286080AAug 25, 1981
Extrusion process for the preparation of polyurethane ureas
BAYER AG14 citations73
US5360885ANov 1, 1994
Process for the continuous production of polyurethane and polyurethane urea elastomers
BAYER AG12 citations71
DEGUSSA
11 patentsUS4366139ADec 28, 1982
Process for the production of water containing carbon black preparations
DEGUSSA61 citations94
US4006031AFeb 1, 1977
Carbon black preparation for use in mineral binder
DEGUSSA70 citations94
US4069251AJan 17, 1978
Continuous process for the manufacture of methionine
DEGUSSA44 citations87
US4129593ADec 12, 1978
Process for the production of high purity S-carboxymethyl-L-cysteine
DEGUSSA9 citations73
US4119738AOct 10, 1978
Sweet material
DEGUSSA8 citations73
US4011263AMar 8, 1977
Process for the production of n-acetyl-l-methionine
DEGUSSA10 citations73
US3980653ASep 14, 1976
Process for the production of 3,6-bis-(2-methylmercaptoethyl)-2,5-piperazinedione
DEGUSSA17 citations73
US3931307AJan 6, 1976
Process for the stabilization of methionine
DEGUSSA7 citations70
US4209461AJun 24, 1980
Process for the production of benzoyl cyanide (I)
DEGUSSA3 citations62
US4144269AMar 13, 1979
Process for the production of benzoyl cyanide (IV)
DEGUSSA4 citations62
US4113773ASep 12, 1978
Process for the production of benzoyl cyanide (I)
DEGUSSA5 citations62
HOECHST AG
8 patentsUS4627811ADec 9, 1986
Apparatus for producing a spunbond
HOECHST AG142 citations96
US5017426AMay 21, 1991
Laminate
HOECHST AG46 citations91
US4755423AJul 5, 1988
Laminate
HOECHST AG29 citations91
US5130178AJul 14, 1992
Support web for roofing membranes
HOECHST AG29 citations90
US5700881ADec 23, 1997
Abrasion-resistant polyester mixture with enhanced consistency of processing, monofilaments therefrom, and production and use thereof
HOECHST AG20 citations89
US4987027AJan 22, 1991
Support web for roof foundation webs
HOECHST AG8 citations71
US4172307AOct 30, 1979
Process and apparatus for the manufacture of non-wovens
HOECHST AG6 citations60
US4868295ASep 19, 1989
Process for the preparation of cefodizime
HOECHST AG3 citations57
SEARLE & CO
3 patentsUS4483987ANov 20, 1984
8-Substituted 7-phenyl-1,2,4-triazolo[2,3-c]pyrimidines-5-amines and amides
SEARLE & CO15 citations74
US4405780ASep 20, 1983
8-Substituted 7-phenyl-1,2,4,-triazolo[4,3-c]/[2,3-c]pyrimidines-5-amines and amides
SEARLE & CO7 citations74
US4562192ADec 31, 1985
6-Substituted-5-phenyltetrazolo[1,5-a][1,2,4]triazole[1,5-c]pyrimidines, and pharmaceutical compositions containing them
SEARLE & CO2 citations63