Assignee
US HEALTH EDUCATION & WELFARE
91 granted patents·6,768 citations·filing 1972–1980
Top patents by PatentIndex Score
91 records- 0197US4265694AMethod of making unitized three leaflet heart valveUS HEALTH EDUCATION & WELFARE·Filed 1980·Granted May 5, 1981·1.1k cites·9 claims
- 0296US4051025APreparative countercurrent chromatography with a slowly rotating helical tube arrayUS HEALTH EDUCATION & WELFARE·Filed 1976·Granted Sep 27, 1977·90 cites·12 claims
- 0395US4079056AMethod of making pteridine compoundsUS HEALTH EDUCATION & WELFARE·Filed 1975·Granted Mar 14, 1978·29 cites·8 claims
- 0494US4344438AOptical sensor of plasma constituentsUS HEALTH EDUCATION & WELFARE·Filed 1980·Granted Aug 17, 1982·1.1k cites·14 claims
- 0594US4137248ACompound, 4-carboxyphthalato(1,2-diaminocyclohexane)-platinum(II) and alkali metal salts thereofUS HEALTH EDUCATION & WELFARE·Filed 1977·Granted Jan 30, 1979·38 cites·1 claims
- 0694US4077957A6-(Bromomethyl)-2,4-diaminopteridine hydrobromideUS HEALTH EDUCATION & WELFARE·Filed 1977·Granted Mar 7, 1978·25 cites·1 claims
- 0794US4056854AAortic heart valve catheterUS HEALTH EDUCATION & WELFARE·Filed 1976·Granted Nov 8, 1977·1.6k cites·8 claims
- 0894US4045440AMethod of producing thebaine from codeine and oripavine from morphineUS HEALTH EDUCATION & WELFARE·Filed 1976·Granted Aug 30, 1977·46 cites·4 claims
- 0994US3962040AMethod and apparatus for plating and counting aerobic bacteriaUS HEALTH EDUCATION & WELFARE·Filed 1975·Granted Jun 8, 1976·65 cites·10 claims
- 1093US4140851ASynthesis and antitumor activity of 2,4,5-trisubstituted-pyrrolo2,3-d]-pyrimidine nucleosidesUS HEALTH EDUCATION & WELFARE·Filed 1977·Granted Feb 20, 1979·37 cites·6 claims
- 1193US3992522ATemperature-sensitive recombinant mutant viruses and a process for producing sameUS HEALTH EDUCATION & WELFARE·Filed 1975·Granted Nov 16, 1976·86 cites·5 claims
- 1291US4247774ASimultaneous dual-energy computer assisted tomographyUS HEALTH EDUCATION & WELFARE·Filed 1978·Granted Jan 27, 1981·185 cites·13 claims
- 1391US4144237ASynthetic vinblastine and vincristine derivativesUS HEALTH EDUCATION & WELFARE·Filed 1977·Granted Mar 13, 1979·21 cites·11 claims
- 1490US4080325ASynthesis of methotrexateUS HEALTH EDUCATION & WELFARE·Filed 1976·Granted Mar 21, 1978·48 cites·10 claims
- 1589US4024241ANuclease-resistant hydrophilic complex of polyriboinosinic-polyribocytidylic acidUS HEALTH EDUCATION & WELFARE·Filed 1975·Granted May 17, 1977·33 cites·15 claims
- 1688US4123524ASynthesis of 6-amino-4-methyl-8-(β-D-ribofuranosyl)pyrrolo[4,3,2-de]pyrimido[4,5-C]pyridazine-5'-phosphate as a novel compound and its utility against L-1210 mouse leukemiaUS HEALTH EDUCATION & WELFARE·Filed 1977·Granted Oct 31, 1978·43 cites·2 claims
- 1788US4108147ADirect contact microwave diathermy applicatorUS HEALTH EDUCATION & WELFARE·Filed 1976·Granted Aug 22, 1978·68 cites·10 claims
- 1888US4014317AMultipurpose cardiocirculatory assist cannula and methods of use thereofUS HEALTH EDUCATION & WELFARE·Filed 1972·Granted Mar 29, 1977·227 cites·18 claims
- 1987US4078052ALarge unilamellar vesicles (LUV) and method of preparing sameUS HEALTH EDUCATION & WELFARE·Filed 1976·Granted Mar 7, 1978·193 cites·17 claims
- 2087US3948745AEnzyme electrodeUS HEALTH EDUCATION & WELFARE·Filed 1973·Granted Apr 6, 1976·44 cites·1 claims
- 2186US4275057ASeven-membered ring compounds as inhibitors of cytidine deaminaseUS HEALTH EDUCATION & WELFARE·Filed 1980·Granted Jun 23, 1981·27 cites·7 claims
- 2286US3993064AOne-handed syringeUS HEALTH EDUCATION & WELFARE·Filed 1975·Granted Nov 23, 1976·34 cites·7 claims
- 2386US3987281AMethod of radiation therapy treatment planningUS HEALTH EDUCATION & WELFARE·Filed 1974·Granted Oct 19, 1976·145 cites·6 claims
- 2486US3952097ANuclease-resistant hydrophilic complex of polyriboinosinic-polyribocytidylic acidUS HEALTH EDUCATION & WELFARE·Filed 1974·Granted Apr 20, 1976·30 cites·6 claims
- 2583US4254774ABalloon catheter and technique for the manufacture thereofUS HEALTH EDUCATION & WELFARE·Filed 1979·Granted Mar 10, 1981·129 cites·6 claims
- 2683US4089749AApparatus for producing high-purity waterUS HEALTH EDUCATION & WELFARE·Filed 1976·Granted May 16, 1978·37 cites·7 claims
- 2782US4082781ASynthesis of 2-alkanoylamino-4-nitrophenyl phosphorylcholine-hydroxideUS HEALTH EDUCATION & WELFARE·Filed 1976·Granted Apr 4, 1978·21 cites·10 claims
- 2882US4066405AMethod for total protein fractionation and analysis of human salivaUS HEALTH EDUCATION & WELFARE·Filed 1976·Granted Jan 3, 1978·33 cites·37 claims
- 2982US4058602ASynthesis, structure, and antitumor activity of 5,6-dihydro-5-azacytidineUS HEALTH EDUCATION & WELFARE·Filed 1976·Granted Nov 15, 1977·27 cites·6 claims
- 3082US4058460AHorizontal flow-through coil planet centrifuge without rotating sealsUS HEALTH EDUCATION & WELFARE·Filed 1977·Granted Nov 15, 1977·31 cites·10 claims
- 3181US4148585AThree dimensional laser Doppler velocimeterUS HEALTH EDUCATION & WELFARE·Filed 1977·Granted Apr 10, 1979·36 cites·10 claims
- 3281US4070621AAntenna with electro-optical modulatorUS HEALTH EDUCATION & WELFARE·Filed 1976·Granted Jan 24, 1978·41 cites·17 claims
- 3380US4068310ADisplay enhancement technique for video moving trace displayUS HEALTH EDUCATION & WELFARE·Filed 1976·Granted Jan 10, 1978·29 cites·6 claims
- 3479US4247780AFeedback controlled geometry registration system for radiographsUS HEALTH EDUCATION & WELFARE·Filed 1979·Granted Jan 27, 1981·33 cites·10 claims
- 3577US4112952AElectrode for artificial pacemakerUS HEALTH EDUCATION & WELFARE·Filed 1977·Granted Sep 12, 1978·122 cites·5 claims
- 3677US4078628ADouble-wheel automotive hand control systemUS HEALTH EDUCATION & WELFARE·Filed 1976·Granted Mar 14, 1978·42 cites·9 claims
- 3777US3969240APolysiloxane membrane lungUS HEALTH EDUCATION & WELFARE·Filed 1975·Granted Jul 13, 1976·31 cites·7 claims
- 3875US4276383AClot lysing timerUS HEALTH EDUCATION & WELFARE·Filed 1979·Granted Jun 30, 1981·35 cites·14 claims
- 3975US4136888ATransport device for invalidsUS HEALTH EDUCATION & WELFARE·Filed 1977·Granted Jan 30, 1979·59 cites·13 claims
- 4075US4006413AField instrument for measurement of AC voltage fluctuationsUS HEALTH EDUCATION & WELFARE·Filed 1974·Granted Feb 1, 1977·21 cites·9 claims
- 4174US4337763AIlluminated surgical instrumentUS HEALTH EDUCATION & WELFARE·Filed 1980·Granted Jul 6, 1982·163 cites·4 claims
- 4274US4140761AModification of hepatitis B virus infection in chronic carriers of hepatitis B surface antigenUS HEALTH EDUCATION & WELFARE·Filed 1977·Granted Feb 20, 1979·26 cites·5 claims
- 4372US4258191AMulti-step process for the production of methanesulfon-m-anisidide, 4'-(9-acridinylamino)-US HEALTH EDUCATION & WELFARE·Filed 1979·Granted Mar 24, 1981·8 cites·6 claims
- 4468US3990434AReversible intravasal occlusive deviceUS HEALTH EDUCATION & WELFARE·Filed 1975·Granted Nov 9, 1976·64 cites·8 claims
- 4566US4071768AX-ray apparatus with rotationally symmetric Gaussian-like focal spotUS HEALTH EDUCATION & WELFARE·Filed 1977·Granted Jan 31, 1978·9 cites·7 claims
- 4666US4068127AX-ray generating apparatus comprising means for rotating the filamentUS HEALTH EDUCATION & WELFARE·Filed 1976·Granted Jan 10, 1978·9 cites·19 claims
- 4765US4266048ASynthesis of analogs of 3'-phosphoadenosine 5'-phosphosulfate (PAPS)US HEALTH EDUCATION & WELFARE·Filed 1978·Granted May 5, 1981·14 cites·5 claims
- 4865US4228009AToroidal coil planet centrifugeUS HEALTH EDUCATION & WELFARE·Filed 1979·Granted Oct 14, 1980·19 cites·12 claims
- 4963US4228950AHorizontal flow-through coil planet centrifugeUS HEALTH EDUCATION & WELFARE·Filed 1978·Granted Oct 21, 1980·16 cites·15 claims
- 5063US4081356AFecalator, an apparatus and method for concentration of parasite eggs and larvaeUS HEALTH EDUCATION & WELFARE·Filed 1976·Granted Mar 28, 1978·61 cites·3 claims
Showing the top 50 of 91 patent records by PatentIndex Score.
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