Growing community of inventors

Berlin, Germany

Birgit Roloff

Average Co-Inventor Count = 8.24

ph-index = 1

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 = 3

Birgit Roloff ↔ Werner Guenter Englberger (2 patents)Birgit Roloff ↔ Klaus Linz (2 patents)Birgit Roloff ↔ Wolfgang Schröder (2 patents)Birgit Roloff ↔ Stefan Schunk (1 patent)Birgit Roloff ↔ Hans Schick (1 patent)Birgit Roloff ↔ Helmut Sonnenschein (1 patent)Birgit Roloff ↔ Bert Nolte (1 patent)Birgit Roloff ↔ Heinz Graubaum (1 patent)Birgit Roloff ↔ Saskia Zemolka (1 patent)Birgit Roloff ↔ Fritz Theil (1 patent)Birgit Roloff ↔ József Bálint (1 patent)Birgit Roloff ↔ Sigrid Ozegowski (1 patent)Birgit Roloff ↔ Wolfgang Schröber (0 patent)Birgit RoloffBirgit Roloff (2 patents)Werner Guenter EnglbergerWerner Guenter Englberger (58 patents)Klaus LinzKlaus Linz (35 patents)Wolfgang SchröderWolfgang Schröder (25 patents)Stefan SchunkStefan Schunk (36 patents)Hans SchickHans Schick (36 patents)Helmut SonnenscheinHelmut Sonnenschein (21 patents)Bert NolteBert Nolte (14 patents)Heinz GraubaumHeinz Graubaum (12 patents)Saskia ZemolkaSaskia Zemolka (12 patents)Fritz TheilFritz Theil (10 patents)József BálintJózsef Bálint (6 patents)Sigrid OzegowskiSigrid Ozegowski (3 patents)Wolfgang SchröberWolfgang Schröber (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Grunenthal Gmbh (2 from 107 patents)


2 patents:

1. 8835689 - Substituted 4-aminocyclohexane derivatives

2. 8288430 - Spiro(5.5)undecane derivatives

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12/25/2025
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