Growing community of inventors

Oberhausen-Rheinhausen, Germany

Heike Berger

Average Co-Inventor Count = 4.00

ph-index = 2

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 = 8

Heike BergerMatthias Richter (2 patents)Heike BergerWalter Koller (2 patents)Heike BergerGregor Rieken (1 patent)Heike BergerDirk Henrich (1 patent)Heike BergerDirk Rohdemann (1 patent)Heike BergerReiner Wallmeier (1 patent)Heike BergerMartin Zielonkowski (1 patent)Heike BergerOrestis Terzidis (1 patent)Heike BergerMartin Rogge (1 patent)Heike BergerHendrik Geipel (1 patent)Heike BergerHolger Gockel (1 patent)Heike BergerJoachim Puteick (1 patent)Heike BergerMatthias Schönecker (1 patent)Heike BergerHeike Berger (3 patents)Matthias RichterMatthias Richter (22 patents)Walter KollerWalter Koller (5 patents)Gregor RiekenGregor Rieken (10 patents)Dirk HenrichDirk Henrich (9 patents)Dirk RohdemannDirk Rohdemann (6 patents)Reiner WallmeierReiner Wallmeier (5 patents)Martin ZielonkowskiMartin Zielonkowski (3 patents)Orestis TerzidisOrestis Terzidis (3 patents)Martin RoggeMartin Rogge (2 patents)Hendrik GeipelHendrik Geipel (2 patents)Holger GockelHolger Gockel (2 patents)Joachim PuteickJoachim Puteick (2 patents)Matthias SchöneckerMatthias Schönecker (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sap Ag (2 from 3,607 patents)

2. Sap Se (1 from 5,943 patents)


3 patents:

1. 9536220 - Personnel cost planning

2. 7599841 - Personnel cost planning

3. 7308435 - Systems, methods, and software applications for modeling the structure of enterprises

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1/15/2026
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