Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
HG

Heinz Gries

SCSchering: 61 patents #11 of 2,442Top 1%
IGInstitut Fur Diagnosikforschung Gmbh: 2 patents #11 of 48Top 25%
SHShering: 2 patents #1 of 41Top 3%
SASchering A.G.: 1 patents #15 of 44Top 35%
Overall (All Time): #33,071 of 4,157,543Top 1%
66 Patents All Time

Issued Patents All Time

Showing 51–66 of 66 patents

Patent #TitleCo-InventorsDate
5130119 Method of using fluorosubstituted benzene derivatives in F-NMR imaging Peter Blaszkiewicz, Ulrich Niedballa, Hans Bauer, Hanns-Joachim Weinmann 1992-07-14
5098692 Calcium chelate and gadolinium pharmaceutical composition and methods of X-ray and NMR imaging Ulrich Speck, Hanns-Joachim Weinmann, Hans Niendorf, Wolfgang Seifert 1992-03-24
5047228 Nonionic 5-C-substituted 2,4,6-triiodoisophthalic acid derivatives Heinrich Pfeiffer, Ulrich Speck, Wolfgang Mutzel 1991-09-10
5021236 Method of enhancing NMR imaging using chelated paramagnetic ions bound to biomolecules Douwe Rosenberg, Hanns-Joachim Weinmann, Ulrich Speck, Wolfgang Mutzel, Georg-Alexander Hoyer +1 more 1991-06-04
4963344 Method to enhance NMR imaging using chelated paramagnetic ions Douwe Rosenberg, Hanns-Joachim Weinmann, Ulrich Speck, Wolfgang Mutzel, Georg-Alexander Hayden +1 more 1990-10-16
4957939 Sterile pharmaceutical compositions of gadolinium chelates useful enhancing NMR imaging Douwe Rosenberg, Hanns-Joachim Weinmann 1990-09-18
4925652 Nitroxyl compounds, and diagnostic media based thereon useful for enhancing NmR imaging Ulrich Niedballa, Hanns-Joachim Weinmann 1990-05-15
4869913 3-Substituted 2,4,6-trihalogenated benzamides as sweetening agents Wolfgang Mutzel 1989-09-26
4845090 Nitroxyl compound and diagnostic media based thereon useful for enhancing NMR imaging Ulrich Niedballa, Hanns-Joachim Weinmann 1989-07-04
4719098 Enteral contrast medium useful for nuclear magnetic resonance imaging and its preparation Hanns-Joachim Weinmann, Heinrich Michel 1988-01-12
4647447 Diagnostic media Douwe Rosenberg, Hanns-Joachim Weinmann 1987-03-03
4570007 2-Amino-1-(1,2-dioxolan-4-yl)ethanol compounds, their preparation and use Ulrich Niedballa 1986-02-11
4522839 3-Substituted 2,4,6-trihalogenated benzamides as sweetening agents Wolfgang Mutzel 1985-06-11
4429152 3-Substituted 2,4,6-trihalogenated benzamides as sweetening agents Wolfgang Mutzel 1984-01-31
4328202 Ionic 5-C-substituted 2,4,6-triiodoisophthalic acid derivatives Heinrich Pfeiffer, Ulrich Speck, Wolfgang Muetzel 1982-05-04
4269819 2,4,6-Triiodobenzonitrile derivatives and X-ray contrast media comprising them 1981-05-26