Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Hans D. Lehmann — 32 Patents

Basf Se: 16 patents #948 of 13,826Top 7%
CICiba-Geigy: 7 patents #407 of 2,867Top 15%
GKGambro Dialysatoren Gmbh & Co. Kg: 6 patents #2 of 36Top 6%
R&Recaro Gmbh &: 1 patents #7 of 20Top 35%
SASartorius Ag: 1 patents #101 of 210Top 50%
GAGambro Ab: 1 patents #80 of 107Top 75%
Aesch, CH: #4 of 139 inventorsTop 3%
Overall (All Time): #110,428 of 4,157,543Top 3%
32 Patents All Time
Hans D. Lehmann has been granted 32 US patents while listed as an inventor at Basf Se. The first was granted in 1980 and the most recent in November 2012. Hans D. Lehmann ranks #110,428 of 4,157,543 US inventors in our database (top 2.7%). Patent records list Hans D. Lehmann in Aesch, CH.

Patents per Year

Patents granted per year, 1980 to 2012Bar chart with a peak of 6 patents in 1982.peak 61980: 2 patents19801981: 3 patents1982: 6 patents19821983: 6 patents1984: 2 patents19841985: 1 patents1987: 3 patents19871988: 1 patents1989: 4 patents19891990: 1 patents1991: 1 patents19911993: 1 patents2012: 1 patents2012

Issued Patents All Time

Showing 1–25 of 32 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8309520 Fully synthetic albumin analog 2012-11-13
5274054 Adducts of exposides and amines Roland Moser, Daniel BAR 1993-12-28
5039709 Anipamil for the treatment of chronic renal failure Rolf Kretzschmar, Laurence C. Chan, Robert W. Schrier 1991-08-13
RE33476 6-(alkanolaminoaryl)-3(2H)-pyridazinone derivatives, and their use Phillip A. Rossy, Marco Thyes, Albrecht Franke, Horst Koenig, Josef Gries +2 more 1990-12-04
4873246 6-(acylaminoaryl)-3(2H)-pyridazinone derivatives, and their use Philip A. Rossy, Marco Thyes, Albrecht Franke, Horst Koenig, Josef Gries +2 more 1989-10-10
4863603 Filter unit for separating precipitates containing cholesterol Heinz-Gerhard Kohn 1989-09-05
4812538 (Acylthiopropyl)phenols Abdul-Cader Zahir 1989-03-14
4798811 Combination preparation Rolf Kretzschmar, Klaus Hahn 1989-01-17
4772598 2-aryl-3,4-diazabicyclo(4.n.O)alk-2-en-5-ones for the preparation of an agent for treating cardiac insufficiency Karl-Heinz Geiss, Phillip A. Rossy, Marco Thyes, Horst Koenig, Martin Traut +1 more 1988-09-20
4710496 Pyrrol-1-ylphenyldihydropyridazinones, their preparation and their use Karl-Heinz Geiss, Bernhard Schmied, Manfred Raschack, Josef Gries, Klaus Ruebsamen 1987-12-01
4694096 (Acylthiopropyl)phenols Abdul-Cader Zahir 1987-09-15
4636504 6-(acylaminoaryl)-3(2H)-pyridazinone derivatives and their use Phillip A. Rossy, Marco Thyes, Albrecht Franke, Horst Koenig, Josef Gries +2 more 1987-01-13
4544562 6-Aryl-4,5-dihydro-3(2H)-pyridazinones, and their use as anti-hypertensive and anti-thrombocyte agents Phillip A. Rossy, Marco Thyes, Albrecht Franke, Horst Koenig, Josef Gries +1 more 1985-10-01
4474785 2-Aryl-3,4-diazabicyclo[4.n.O]alk-2-en-5-ones, and compositions for treating thermo-embolic disorders Phillip A. Rossy, Marco Thyes, Albrecht Franke, Horst Koenig, Josef Gries +1 more 1984-10-02
4438131 .OMEGA.-Cyano-1, .OMEGA.-diphenyl-azaalkane derivatives, their preparation and drugs containing them Oskar Ehrmann, Manfred Raschack, Josef Gries, Rolf Kretzschmar, Ludwig Friedrich +8 more 1984-03-20
4421897 One component systems based on crystalline epoxide resins Ferdinand Gutekunst, Rolf Schmid 1983-12-20
4415571 Carbamate dihydropyridazinones, their preparation and therapeutic agents containing these compounds Marco Thyes, Albrecht Franke, Horst Koenig, Dieter Lenke, Josef Gries 1983-11-15
4412000 Method of binding a biologically active material to a carrier containing hydroxyl groups Gerd G. Krisam, Ruth Golla 1983-10-25 $2,567,000
4410529 Novel dihydropyridazinones, their preparation and therapeutic agents containing these compounds Marco Thyes, Horst Koenig, Dieter Lenke, Josef Gries 1983-10-18
4376771 6-(p-Acylaminophenyl)-4,5-dihydropyridaz-3-ones and therapeutic agents containing said compounds Rolf Lebkuecher, Marco Thyes, Horst Koenig, Josef Gries, Dieter Lenke +1 more 1983-03-15
4376707 Process for the removal of urea from blood wash fluids and blood 1983-03-15
4353904 Phenylpiperazine derivatives of 1,3,4-oxadiazolylphenols, and therapeutic agents containing these compounds Peter C. Thieme, Albrecht Franke, Dieter Lenke, Josef Gries 1982-10-12
4340595 Aminopropanol derivatives of 6-hydroxy-2,3,4,5-tetrahydro-1H-1-benzazepin-2-one and pharmaceutical formulations containing the said compounds Albrecht Franke, Dieter Lenke, Josef Gries 1982-07-20
4339571 One-component systems based on crystalline epoxide resins Ferdinand Gutekunst, Rolf Schmid 1982-07-13
4332713 Liquid or pasty thermosetting adhesive which can be pre-gelled and which is based on epoxide resin, and the use of this adhesive 1982-06-01