Inventor · disambiguated record
Friedrich Arndt
Also filed as: ARNDT · ARNDT FRIEDRICH · ARNDT FRIEDRICH K · ARNDT FRIEDRICH-KARL
65 granted patents·575 citations·filing 1974–1991
99Inventor score
Top patents by PatentIndex Score
65 records- 0196US4177054A1,2,3-Thiadiazole-5-carboxylic acid derivatives, herbicidal and growth regulating compositions containing the same and process for making sameSCHERING AG·Filed 1978·Granted Dec 4, 1979·45 cites·66 claims
- 0294US4243404A1,2,3-Thiadiazole-3-in-5-ylidene-urea derivatives, process for making the same and compositions containing the same having growth regulating activity for plantsSCHERING AG·Filed 1978·Granted Jan 6, 1981·31 cites·54 claims
- 0390US4441915ADiurethanes and herbicidal compositions containing the sameSCHERING AG·Filed 1981·Granted Apr 10, 1984·26 cites·4 claims
- 0490US4243409A1,2,4-Oxadiazole derivatives and herbicide composition containing sameSCHERING AG·Filed 1979·Granted Jan 6, 1981·18 cites·7 claims
- 0588US4889553AHerbicidesSCHERING AGROCHEMICALS LTD·Filed 1987·Granted Dec 26, 1989·42 cites·18 claims
- 0687US5060761AAutomatic lubricating device for the chisel of a hydraulic striking mechanismKRUPP MASCHINENTECHNIK·Filed 1990·Granted Oct 29, 1991·63 cites·14 claims
- 0786US4646854AHydraulic striking deviceKRUPP GMBH·Filed 1985·Granted Mar 3, 1987·53 cites·4 claims
- 0886US4294605AAgents for the defoliation of plantsSCHERING AG·Filed 1979·Granted Oct 13, 1981·16 cites·3 claims
- 0985US4314839A1,2,3-Thiadiazole-5-carboxylic acid amide derivatives, process for making the same and herbicidal growth regulating defoliating and fungicidal compositions containing sameSCHERING AG·Filed 1980·Granted Feb 9, 1982·18 cites·45 claims
- 1083US4261726AComposition for plant growth regulationSCHERING AG·Filed 1979·Granted Apr 14, 1981·11 cites·12 claims
- 1181US5174387AMethod and apparatus for adapting the operational behavior of a percussion mechanism to the hardness of material that is being pounded by the percussion mechanismKRUPP MASCHINENTECHNIK·Filed 1991·Granted Dec 29, 1992·48 cites·20 claims
- 1281US4233059A1,2,3-Triazole carboxylic acid amides and biocidal compositions containing the sameSCHERING AG·Filed 1979·Granted Nov 11, 1980·13 cites·152 claims
- 1380US4892576A6,7-dihydro-pyrazolo (1,5-A)(1,3,5)triazine-2-sulphonamides, processes for their preparation and their use as herbicides and plant growth regulatorsSCHERING AG·Filed 1988·Granted Jan 9, 1990·28 cites·16 claims
- 1477US4341551A1,2,3,-Thiadiazole-5-carboxylic acid derivativesSCHERING AG·Filed 1980·Granted Jul 27, 1982·11 cites·93 claims
- 1573US4155915ABenzodioxolan derivatives, process of making the same and herbicidal composition containing sameSCHERING AG·Filed 1977·Granted May 22, 1979·7 cites·46 claims
- 1671US4229208ADiurethanes with selective herbicidal actionSCHERING AG·Filed 1975·Granted Oct 21, 1980·7 cites·1 claims
- 1769US4891428AImidazolinyl derivatives, having herbicidal activitySCHERING AG·Filed 1988·Granted Jan 2, 1990·8 cites·1 claims
- 1869US4402726AComposition for plant growth regulationSCHERING AG·Filed 1981·Granted Sep 6, 1983·6 cites·3 claims
- 1966US4517367AAzolyl-pentene derivatives and biocidal compositions containing the sameSCHERING AG·Filed 1982·Granted May 14, 1985·6 cites·77 claims
- 2065US4776876AImidazolinyl derivatives having herbicidal activitySCHERING AG·Filed 1986·Granted Oct 11, 1988·8 cites·6 claims
- 2164US4344790ACarbaminic acid esters with herbicidal propertiesSCHERING AG·Filed 1979·Granted Aug 17, 1982·3 cites·10 claims
- 2263US5131946AAnilino iminoazoles and iminoazines, process for their preparation and their usesSCHERING AG·Filed 1988·Granted Jul 21, 1992·9 cites·21 claims
- 2363US4130414A1,2,3-Thiadiazole-5-yl-urea derivatives, process for making the same and plant retardation and defoliation composition containing sameSCHERING AG·Filed 1977·Granted Dec 19, 1978·4 cites·12 claims
- 2462US4426222ACarbaminic acid esters with herbicidal propertiesSCHERING AG·Filed 1982·Granted Jan 17, 1984·3 cites·7 claims
- 2560US4252557AM-diurethanesSCHERING AG·Filed 1979·Granted Feb 24, 1981·4 cites·10 claims
- 2659US4925481ASubstituted bicyclic triazole herbicidesSCHERING AG·Filed 1988·Granted May 15, 1990·7 cites·18 claims
- 2758US4601746ASubstituted sulfonylurea, processes for the production of these compounds, as well as compositions containing the same and having herbicidal and plant growth regulating activitySCHERING AG·Filed 1984·Granted Jul 22, 1986·4 cites·17 claims
- 2855US4859231A(6,7-)dihydro-(1,2,4) triazolo (1,5-A) (1,3,5) Triazine-2-sulphonamides, and their use as herbicides and plant growth regulatorsSCHERING AG·Filed 1987·Granted Aug 22, 1989·6 cites·20 claims
- 2955US4239524AThiadiazolyl ureas with herbicidal effectSCHERING AG·Filed 1979·Granted Dec 16, 1980·3 cites·9 claims
- 3055US4061491AMethod of controlling weed growth in rice fields with tri-n-butyl tin imidazoleSCHERING AG·Filed 1975·Granted Dec 6, 1977·3 cites·1 claims
- 3152US4515619A1,2,3-Thiadiazole-5-yl-urea derivatives, agents containing these compounds with plant growth regulating and defoliating activitySCHERING AG·Filed 1982·Granted May 7, 1985·3 cites·30 claims
- 3252US4225338AUrea derivatives, process for making the same and herbicidal composition containing the sameSCHERING AG·Filed 1978·Granted Sep 30, 1980·3 cites·5 claims
- 3352US4020746AHydraulically operable linear motorKRUPP GMBH·Filed 1975·Granted May 3, 1977·11 cites·2 claims
- 3451US4073793A5-Alkylureido-1,3,4-thiadiazol-2-yl-sulfonyl-acetic acid derivativesSCHERING AG·Filed 1977·Granted Feb 14, 1978·2 cites·5 claims
- 3549US4601748A2-phenoxy propionic acid derivatives of pentite, process for the production of these compounds as well as compositions containing the same having herbicidal effectivenessSCHERING AG·Filed 1983·Granted Jul 22, 1986·2 cites·14 claims
- 3649US4378318ACarbanilic acid-(3-ureido-phenyl)-estersSCHERING AG·Filed 1981·Granted Mar 29, 1983·3 cites·10 claims
- 3749US4163658A1,2,3-Thiadiazole-5-yl-urea derivatives, process for making the same and plant retardation and defoliation composition containing sameSCHERING AG·Filed 1978·Granted Aug 7, 1979·2 cites·6 claims
- 3847US4491466A1,2,3-Thiadiazole-5-yl-urea derivatives, processes for their use as plant growth regulating and defoliating agentsSCHERING AG·Filed 1982·Granted Jan 1, 1985·2 cites·14 claims
- 3945US4065293AMethod for controlling the growth of weeds in a field containing growing plants of cottonSCHERING AG·Filed 1976·Granted Dec 27, 1977·3 cites·4 claims
- 4043US5038668AHydraulic striking mechanismKRUPP MASCHINENTECHNIK·Filed 1990·Granted Aug 13, 1991·10 cites·15 claims
- 4143US4315769AHerbicidaldiurethanes and their useSCHERING AG·Filed 1979·Granted Feb 16, 1982·1 cites·8 claims
- 4242US4257804ACarbamic acid ester, process for making the same and composition containing sameSCHERING AG·Filed 1979·Granted Mar 24, 1981·2 cites·27 claims
- 4342US4183739A2-(Dimethylcarbamoylimino)-benzthiazoline-3-carboxylic acid esters, and herbicidal compositions containing sameSCHERING AG·Filed 1977·Granted Jan 15, 1980·1 cites·14 claims
- 4442US4181517A1,2,3-Thiadiazole-2-id derivatives, process for making the same and composition containing the same having a growth regulating activity for plantsSCHERING AG·Filed 1978·Granted Jan 1, 1980·1 cites·19 claims
- 4542US4164414AN-methylcarbanilic-[3-(ethoxycarbonylamino)-phenyl]-ester as a cotton herbicideSCHERING AG·Filed 1977·Granted Aug 14, 1979·1 cites·3 claims
- 4641US4859230AHalogencyclopropyl compounds, and use as herbicidal agentsSCHERING AG·Filed 1987·Granted Aug 22, 1989·2 cites·20 claims
- 4741US4709077A7-(aryloxy)-2-naphthoxyalkanecarboxylic acid derivatives, processes for the preparation of these compounds, as well as agents having herbicidal activity containing these compoundsSCHERING AG·Filed 1985·Granted Nov 24, 1987·2 cites·64 claims
- 4841US4479822ASubstituted carbanilic acid esters and herbicidal composition containing sameSCHERING AG·Filed 1982·Granted Oct 30, 1984·1 cites·5 claims
- 4941US4245101AMethod of preparation and use of N-phenyl-N'-1,2,3-thiadiazole-5-yl-thioureaSCHERING AG·Filed 1974·Granted Jan 13, 1981·1 cites·1 claims
- 5041US4159902A1,3,3-Trimethyl-6-azabicyclo-(3.2.1)-octane-6-carboxylic acid ester, herbicides, process for making same and composition containing sameSCHERING AG·Filed 1977·Granted Jul 3, 1979·1 cites·18 claims
Showing the top 50 of 65 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →