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USPTO Patent Rankings Data through Dec 31, 2025
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Fritz E. Kempter — 31 Patents

Basf Se: 31 patents #339 of 13,826Top 3%
Mannheim, DE: #31 of 2,026 inventorsTop 2%
Overall (All Time): #115,823 of 4,157,543Top 3%
31 Patents All Time
Fritz E. Kempter has been granted 31 US patents while listed as an inventor at Basf Se. The first was granted in 1980 and the most recent in November 1996. Fritz E. Kempter ranks #115,823 of 4,157,543 US inventors in our database (top 2.8%). Patent records list Fritz E. Kempter in Mannheim, DE.

Patents per Year

Patents granted per year, 1980 to 1996Bar chart with a peak of 7 patents in 1982.peak 71980: 4 patents19801981: 2 patents1982: 7 patents19821983: 1 patents1984: 3 patents19841985: 2 patents1986: 1 patents19861987: 2 patents1988: 3 patents19881989: 2 patents1991: 1 patents19911996: 3 patents1996

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDate
5576386 Continuous polymerization of vinyl monomers Manfred Niessner, Ralph Diener, Heino Thiele, Wolfram Weiss, Hans Renz 1996-11-19
5527859 Preparation of copolymers crosslinkable by a free radical method Wolfgang Reich, Jurgen Hofmann 1996-06-18
5484850 Copolymers crosslinkable by a free radical method Wolfgang Reich, Ulrich Jager, Eckhard Korona 1996-01-16
5017641 Preparation of aqueous nonwoven binders of low formaldehyde emission on curing based on urea, formaldehyde and glyoxal Franz Matejcek, Werner Neubach, Klaus Flory 1991-05-21
4868227 Mineral and textile webs bonded with a cured resin mixture Franz Matejcek, Werner Neubach, Gerd Busse 1989-09-19
4831106 Low-Formaldehyde binders Franz Matejcek, Werner Neubach, Gerd Busse 1989-05-16
4777194 Heat-curable coating agent, and cathodic electrocoating Juergen Nieberle, Eberhard Schupp 1988-10-11
4731430 Modified phenol resole ether resins and their preparation Juergen Nieberle 1988-03-15
4724244 Coating agents and their preparation, and cathodic electrocoating Wolfram Weiss, Rolf Osterloh, Albrecht Zosel 1988-02-09
4675375 Preparation of phenol resol ethers bonded via o,o'-methylene ether groups Juergen Nieberle 1987-06-23
4647604 Heat-curable coating agent and its use Harro Petersen, Eberhard Schupp, Gunther Sabelus, Horst Schmidt 1987-03-03
4594403 Preparation of amide-containing epoxide/amine adducts Gunther Sabelus, Eberhard Schupp, Wolfram Weiss 1986-06-10
4517343 Cathodically electrodepositable surface coating binder Eberhard Schupp 1985-05-14
4495327 Aqueous cationic surface-coating system and its use Hans-Uwe Schenck, Rainer Blum, Erich Gulbins, Eberhard Schupp 1985-01-22
4444634 Polyadduct/polycondensate which contains basic nitrogen groups, and its use as electrodepositable coating Eberhard Schupp 1984-04-24
4444942 Bath composition for cataphoretic electrocoating Eberhard Schupp, Gunther Sabelus 1984-04-24
4427514 Polyadduct/polycondensate which contains basic nitrogen groups, and its use Eberhard Schupp 1984-01-24
4376849 Polyadduct/polycondensate containing basic nitrogen groups, its preparation and its use Eberhard Schupp 1983-03-15
4363710 Polyadducts of ammonia and epoxide compounds, processes for their modification, and their use Eberhard Schupp, Hans-Uwe Schenck, Erich Gulbins 1982-12-14
4340714 Preparation of curable polyadducts, containing basic nitrogen groups, and use of the products Eberhard Schupp, Erich Gulbins 1982-07-20
4340455 Polyadduct/polycondensate containing basic nitrogen groups, and its use Eberhard Schupp 1982-07-20
4336116 Polyadducts containing unsaturated amide groups and their use in coatings Eberhard Schupp, Erich Gulbins 1982-06-22
4315840 Preparation of cathodic electrocoating binders Eberhard Schupp, Erich Gulbins 1982-02-16
4310645 Polyadducts of ammonia and epoxide compounds, processes for their modification, and their use Eberhard Schupp, Hans-Uwe Schenck, Erich Gulbins 1982-01-12
4310646 Self-crosslinking cationic binders and their preparation Eberhard Schupp 1982-01-12