Inventor · disambiguated record
Werner Fickert
Also filed as: FICKERT WERNER
21 granted patents·172 citations·filing 1979–1988
94Inventor score
Files withRUETGERSWERKE AG21
Top patents by PatentIndex Score
21 records- 0188US4659846APreparation of 2,5-diloweralkyl-1.4:3,6-dianhydrosorbitolsRUETGERSWERKE AG·Filed 1986·Granted Apr 21, 1987·25 cites·7 claims
- 0280US4567272APyrrole containing 2-aminonitropyridine derivativesRUETGERSWERKE AG·Filed 1984·Granted Jan 28, 1986·43 cites·4 claims
- 0379US4632991AProcess for production of zinc 2-mercaptopyridine-n-oxideRUETGERSWERKE AG·Filed 1985·Granted Dec 30, 1986·15 cites·7 claims
- 0475US4659830AProcess for the production of zinc 2-mercaptopyridine N-oxideRUETGERSWERKE AG·Filed 1986·Granted Apr 21, 1987·11 cites·1 claims
- 0572US4918059ALow molecular weight alkali metal huminates, method for their preparation and applications thereofRUETGERSWERKE AG·Filed 1988·Granted Apr 17, 1990·18 cites·7 claims
- 0671US4377699A5-Chloro-indole preparationRUETGERSWERKE AG·Filed 1981·Granted Mar 22, 1983·7 cites·10 claims
- 0767US4952563AWaterfree application form of low molecular weight alkali huminatesRUETGERSWERKE AG·Filed 1988·Granted Aug 28, 1990·14 cites·4 claims
- 0865US4546190AMethod for producing 3,5,6-trichloro-1H-pyridine-2-onRUETGERSWERKE AG·Filed 1984·Granted Oct 8, 1985·5 cites·5 claims
- 0956US4549024AOxidation of quinoline to quinolinic acidRUETGERSWERKE AG·Filed 1984·Granted Oct 22, 1985·3 cites·6 claims
- 1055US4719298ASide chain chlorination process of heterocyclesRUETGERSWERKE AG·Filed 1986·Granted Jan 12, 1988·4 cites·5 claims
- 1155US4529800ANovel process for the preparation of 2-halo-3-nitro-6-alkoxy-pyridinesRUETGERSWERKE AG·Filed 1983·Granted Jul 16, 1985·3 cites·6 claims
- 1254US4921840AMethod for the preparation of low molecular weight alkali metal huminatesRUETGERSWERKE AG·Filed 1988·Granted May 1, 1990·7 cites·13 claims
- 1349US4946829AProcess and huminate fractionRUETGERSWERKE AG·Filed 1988·Granted Aug 7, 1990·5 cites·11 claims
- 1447US4582910AMethod for preparation of 4-halogenonaphthalic acid anhydridesRUETGERSWERKE AG·Filed 1985·Granted Apr 15, 1986·3 cites·22 claims
- 1544US4228083AProcess for the production of β-(5-nitro-2-furyl)-acroleinRUETGERSWERKE AG·Filed 1979·Granted Oct 14, 1980·1 cites·9 claims
- 1643US4256892APreparation of bis-2-pyridyl-disulfidesRUETGERSWERKE AG·Filed 1979·Granted Mar 17, 1981·1 cites·8 claims
- 1734US4661115AHair dyeing agentsRUETGERSWERKE AG·Filed 1986·Granted Apr 28, 1987·7 cites·8 claims
- 1832US4564700AProcess for the preparation of fluorene-9-carboxylic acidRUETGERSWERKE AG·Filed 1983·Granted Jan 14, 1986·0 cites·6 claims
- 1932US4493935APreparation of 1H-pyrrol-2-acetic acid estersRUETGERSWERKE AG·Filed 1984·Granted Jan 15, 1985·0 cites·11 claims
- 2030US4357277ANovel process for the preparation of N,N'-bisacyl hydrazidesRUETGERSWERKE AG·Filed 1981·Granted Nov 2, 1982·0 cites·9 claims
- 2130US4332728AProcess for the preparation of bisacyl hydrazinesRUETGERSWERKE AG·Filed 1981·Granted Jun 1, 1982·0 cites·7 claims
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