Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
WT

Walter Trautmann — 7 Patents

Basf Se: 5 patents #3,244 of 13,826Top 25%
CHChemische Werke Huels: 1 patents #104 of 245Top 45%
HAHuels Aktiengesellschaft: 1 patents #269 of 532Top 55%
Ludwigshafen, DE: #466 of 1,722 inventorsTop 30%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Walter Trautmann has been granted 7 US patents while listed as an inventor at Basf Se. The first was granted in 1981 and the most recent in August 1989. Walter Trautmann ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Walter Trautmann in Ludwigshafen, DE.

Patents per Year

Patents granted per year, 1981 to 1989Bar chart with a peak of 2 patents in 1984.peak 21981: 1 patents19811984: 2 patents19841987: 2 patents19871988: 1 patents19881989: 1 patents1989

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
4853038 Process for the preparation of low viscosity aqueous dispersion of glycerol esters of long-chain fatty acids, and their use Horst Leithaeuser, Dirk A. Reese 1989-08-01
4777195 Curable polyester molding materials Anton Hesse, Erhard Henkes 1988-10-11
4692527 2-amino-3,5-di-(halomethyl)-pyrazines and their preparation Hartmut Leininger, Wolfgang Littmann, Joachim Paust 1987-09-08
4659837 Method for the preparation of 1,3-disubstituted 4,5-cis-dicarboxy-2-imidazolidones Friedrich Vogel 1987-04-21
4473491 Alkanolamine salts of cyclic amide acids and their use as metal corrosion inhibitors in aqueous systems Elmar Getto 1984-09-25
4433099 Production of impact-resistant styrene polymers Friedrich-Wilhelm Kupper, Gunter Padberg, Ulrich Reichert 1984-02-21
4257859 Benzoin photoinitiator containing a quaternary ammonium group in photo curable composition and process Martin Fischer, Werner Kuesters, Erich Penzel, Wolfgang Rehder 1981-03-24