Inventor · disambiguated record
Ernst Roos
Also filed as: HUGL ERIKA · ROOS ERNST
33 granted patents·266 citations·filing 1974–1986
97Inventor score
Top patents by PatentIndex Score
33 records- 0192US4153596APermanently stabilized polymers produced by after-treatment with piperidine compoundsBAYER AG·Filed 1977·Granted May 8, 1979·47 cites·10 claims
- 0289US4145512APermanently stabilized polyurethanesBAYER AG·Filed 1977·Granted Mar 20, 1979·43 cites·4 claims
- 0385US4223147AMethylol derivatives of 2,2,6,6-tetraalkylpiperidines and their productionBAYER AG·Filed 1977·Granted Sep 16, 1980·34 cites·5 claims
- 0476US4178279APermanently stabilized polyurethanesBAYER AG·Filed 1977·Granted Dec 11, 1979·20 cites·9 claims
- 0571US3931060APolyurethane foam free from internal discolorationBAYER AG·Filed 1974·Granted Jan 6, 1976·12 cites·7 claims
- 0666US4476053ASurface-active azo compoundsBAYER AG·Filed 1982·Granted Oct 9, 1984·7 cites·2 claims
- 0765US4088629AStabilization of synthetic polymersBAYER AG·Filed 1976·Granted May 9, 1978·12 cites·8 claims
- 0863US4256636AAzo-di-isobutyric acid-(N,N-hydroxyalkyl)-amidinesBAYER AG·Filed 1979·Granted Mar 17, 1981·10 cites·7 claims
- 0963US3960758ANon-discoloring stabilizersBAYER AG·Filed 1974·Granted Jun 1, 1976·10 cites·3 claims
- 1059US4340695AVulcanization system, rubber mixture containing said system and a process of vulcanizationBAYER AG·Filed 1981·Granted Jul 20, 1982·12 cites·6 claims
- 1153US4088630ACyclic acetals of polyols, their production and their use as non-discoloring anti-ozonantsBAYER AG·Filed 1976·Granted May 9, 1978·9 cites·41 claims
- 1253US3943180A2,4-Bis-(trifluoromethyl)-6-nitrophenol compounds and herbicidal compositionsBAYER AG·Filed 1974·Granted Mar 9, 1976·3 cites·3 claims
- 1344US4452737ASurface-active azo compoundsBAYER AG·Filed 1982·Granted Jun 5, 1984·8 cites·3 claims
- 1443US4678777APest-combating agents containing phosphorus-heterocyclic compoundsBAYER AG·Filed 1985·Granted Jul 7, 1987·2 cites·10 claims
- 1542US4089841AThiazolinylamino-piperidine derivativesBAYER AG·Filed 1976·Granted May 16, 1978·4 cites·9 claims
- 1641US4263165ABlowing agent combination comprising azodicarbonamide, zinc oxide and a benzenethiol sulphonic acid derivativeBAYER AG·Filed 1980·Granted Apr 21, 1981·8 cites·2 claims
- 1741US3998841AChlorothio-n-phthalimide and process thereforBAYER AG·Filed 1974·Granted Dec 21, 1976·1 cites·1 claims
- 1839US4699972AAliphatic polyesters containing sulphur, and their use as stabilizers for polymersBAYER AG·Filed 1986·Granted Oct 13, 1987·4 cites·6 claims
- 1939US4101506ACyanamide stabilizersBAYER AG·Filed 1976·Granted Jul 18, 1978·3 cites·7 claims
- 2036US4280004AMixtures of azodicarbonamide and α-amidosulphones and their production and use as a blowing agentBAYER AG·Filed 1980·Granted Jul 21, 1981·5 cites·3 claims
- 2136US3931231A4,5,6,7-Tetrachloro-2-thio-phthalideBAYER AG·Filed 1974·Granted Jan 6, 1976·0 cites·8 claims
- 2234US4474684AElastomers with corrosion inhibiting propertiesBAYER AG·Filed 1982·Granted Oct 2, 1984·3 cites·8 claims
- 2333US4521542AArylsulphonyl hydrazones as blowing agentsBAYER AG·Filed 1984·Granted Jun 4, 1985·2 cites·4 claims
- 2433US4147722AMono-, bis- and tris-sulphenyl chloridesBAYER AG·Filed 1975·Granted Apr 3, 1979·0 cites·6 claims
- 2532US4306992AVulcanization system, a rubber mixture containing this vulcanization system and a vulcanization processBAYER AG·Filed 1980·Granted Dec 22, 1981·2 cites·2 claims
- 2632US4216158AProcess for the preparation of 2,6-di-tert.-alkyl-4-alkylidene-2,5-cyclohexadien-onesBAYER AG·Filed 1978·Granted Aug 5, 1980·0 cites·6 claims
- 2732US4057419A2,4-Bis-(trifluoromethyl)-6-nitrophenol compounds and herbicidal compositionsBAYER AG·Filed 1975·Granted Nov 8, 1977·0 cites·8 claims
- 2831US4080399ASulphenamides, their production and their use as vulcanization retardersBAYER AG·Filed 1976·Granted Mar 21, 1978·1 cites·6 claims
- 2931US3951664ALight-sensitive material having developers embedded thereinAGFA GEVAERT AG·Filed 1974·Granted Apr 20, 1976·1 cites·7 claims
- 3030US4116932ASynthetic polymer compositions stabilized against discoloration and degradationBAYER AG·Filed 1976·Granted Sep 26, 1978·0 cites·3 claims
- 3130US4073746AMixtures of α,α'-bis-(2-hydroxy-3,5-dialkylphenyl)-p-and -m-diisopropylbenzenes, a process for the preparation thereof and the use thereof as stabilizersBAYER AG·Filed 1976·Granted Feb 14, 1978·0 cites·8 claims
- 3229US4472549ACyclic acetals of diols, their production of their use as non-discoloring antiozonantsBAYER AG·Filed 1982·Granted Sep 18, 1984·1 cites·1 claims
- 3329US4427817AOpen-chain acetals or ketals as non-discoloring antiozonants for rubberBAYER AG·Filed 1982·Granted Jan 24, 1984·2 cites·4 claims
Join the waitlist — get patent alerts
Get an alert when Ernst Roos files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →