Inventor · disambiguated record
Helmut Lehmann
Also filed as: LEHMANN HELMUT · LEHMANN HELMUT H
18 granted patents·187 citations·filing 1976–2005
94Inventor score
Top patents by PatentIndex Score
18 records- 0178US4205436ADevice for loading film cassettesAGFA GEVAERT AG·Filed 1978·Granted Jun 3, 1980·15 cites·2 claims
- 0268US4384061AThermosetting polycondensates containing amide and imide groups, and their useBASF AG·Filed 1981·Granted May 17, 1983·21 cites·3 claims
- 0362USD356997SMulti-plug connectorHELMUT H LEHMANN GMBH·Filed 1993·Granted Apr 4, 1995·12 cites·1 claims
- 0460US6337442B1Coating which is resistant to partial discharges, for enamelled wireSCHENECTADY INT INC·Filed 1998·Granted Jan 8, 2002·19 cites·11 claims
- 0560US4118040AContactless sealSULZER AG·Filed 1976·Granted Oct 3, 1978·17 cites·19 claims
- 0659US8033987B2Medical instrumentWOLF GMBH RICHARD·Filed 2005·Granted Oct 11, 2011·2 cites·18 claims
- 0757US4285218ASystem for fixing prints with reactive and vat dyesARTOS MEIER WINDHORST KG·Filed 1979·Granted Aug 25, 1981·6 cites·3 claims
- 0854US6316046B1Wire enamels containing polyesterimides and/or polyamideimides with polyoxyalkylenediamines as molecular elementsSCHENECTADY INT INC·Filed 1997·Granted Nov 13, 2001·15 cites·17 claims
- 0947US4252842AElectrical insulation of metallic conductorsBASF AG·Filed 1978·Granted Feb 24, 1981·9 cites·6 claims
- 1042US4751107AHeat-curable hot-melt enamel and its preparationBASF AG·Filed 1986·Granted Jun 14, 1988·7 cites·12 claims
- 1141US5059660ASelf-bonding enamel solution for heat-resistant coatingsBASF AG·Filed 1990·Granted Oct 22, 1991·4 cites·10 claims
- 1238US4590025AImpregnation of thread-covered wires and braided conductors by extrusion of thermoplasticsBECK & CO AG DR·Filed 1985·Granted May 20, 1986·5 cites·6 claims
- 1337US5046816ADevice for arranging optical fibers in an endoscope optical systemWOLF GMBH RICHARD·Filed 1990·Granted Sep 10, 1991·24 cites·7 claims
- 1437US4439579APreparation of aqueous thermosetting electrical insulating varnishesBASF AG·Filed 1982·Granted Mar 27, 1984·5 cites·3 claims
- 1536US6022918AWire enamel formulation with internal lubricantBASF COATINGS AG·Filed 1996·Granted Feb 8, 2000·6 cites·13 claims
- 1635US4429072APreparation of aqueous thermosetting electrical insulating varnishes, and use of the varnishesBASF AG·Filed 1982·Granted Jan 31, 1984·4 cites·13 claims
- 1735US4058640AElectrical insulation of metallic conductorsBASF AG·Filed 1976·Granted Nov 15, 1977·5 cites·1 claims
- 1834US4863304ARapid connector between an endoscope and a cameraWOLF GMBH RICHARD·Filed 1988·Granted Sep 5, 1989·11 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →