Growing community of inventors

Darmstadt, Germany

Johannes Sombroek

Average Co-Inventor Count = 5.57

ph-index = 4

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 39

Johannes SombroekPeter Raddatz (5 patents)Johannes SombroekClaus J Schmitges (5 patents)Johannes SombroekKlaus-Otto Minck (4 patents)Johannes SombroekJoachim Gante (4 patents)Johannes SombroekKlaus Otto Minck (4 patents)Johannes SombroekGunter Holzemann (3 patents)Johannes SombroekNorbert Beier (2 patents)Johannes SombroekWerner Mederski (2 patents)Johannes SombroekAlfred Jonczyk (2 patents)Johannes SombroekPierre Schelling (2 patents)Johannes SombroekIngeborg Lues (2 patents)Johannes SombroekHans-Eckart Radunz (1 patent)Johannes SombroekHans-Joachim Enenkel (1 patent)Johannes SombroekKarl-Heinz Becker (1 patent)Johannes SombroekJohannes Sombroek (8 patents)Peter RaddatzPeter Raddatz (25 patents)Claus J SchmitgesClaus J Schmitges (21 patents)Klaus-Otto MinckKlaus-Otto Minck (51 patents)Joachim GanteJoachim Gante (38 patents)Klaus Otto MinckKlaus Otto Minck (14 patents)Gunter HolzemannGunter Holzemann (13 patents)Norbert BeierNorbert Beier (69 patents)Werner MederskiWerner Mederski (67 patents)Alfred JonczykAlfred Jonczyk (46 patents)Pierre SchellingPierre Schelling (30 patents)Ingeborg LuesIngeborg Lues (25 patents)Hans-Eckart RadunzHans-Eckart Radunz (19 patents)Hans-Joachim EnenkelHans-Joachim Enenkel (6 patents)Karl-Heinz BeckerKarl-Heinz Becker (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Merck Patent Gesellschaft MIT Beschrankter Haftung (7 from 1,248 patents)

2. Merck Patent Gmbh (1 from 2,937 patents)


8 patents:

1. 6037349 - Imidazopyridines

2. 5798364 - Imidazopyridines

3. 5378691 - Amino acid derivatives

4. 5215967 - Aminoacid derivatives inhibiting renin

5. 5215966 - Peptide and renin inhibitors

6. 4829053 - Amino acid derivatives

7. 4755592 - Statine-containing peptides useful in medicaments

8. 4288452 - 1-Aryloxy-3-nitratoalkylamino-2-propanols and use as .beta.-receptor

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12/7/2025
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