Growing community of inventors

Speyer, Germany

Stefan Kiefer

Average Co-Inventor Count = 3.81

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 = 49

Stefan KieferAntonia Gross (2 patents)Stefan KieferAndreas Koenig (2 patents)Stefan KieferMichael Buehler (2 patents)Stefan KieferJoachim Gaffga (1 patent)Stefan KieferMatthias Richter (1 patent)Stefan KieferPaola Sala (1 patent)Stefan KieferThomas Moser (1 patent)Stefan KieferMario Andy Mueller (1 patent)Stefan KieferFabian Guenther (1 patent)Stefan KieferBenjamin Klehr (1 patent)Stefan KieferJohannes Bechtold (1 patent)Stefan KieferPaul P Tanzer (1 patent)Stefan KieferAmrish Singh (1 patent)Stefan KieferChristian Boehrer (1 patent)Stefan KieferOliver Grande (1 patent)Stefan KieferChristine Hoerner (1 patent)Stefan KieferLeif Albers (1 patent)Stefan KieferPramod Sidlaghatta Jaiprakash (1 patent)Stefan KieferJan Brink (1 patent)Stefan KieferHerbert Boche (1 patent)Stefan KieferElena Gurevitch (1 patent)Stefan KieferJennifer Kroner (1 patent)Stefan KieferAndre Von Rekowski (1 patent)Stefan KieferStefan Kiefer (4 patents)Antonia GrossAntonia Gross (7 patents)Andreas KoenigAndreas Koenig (2 patents)Michael BuehlerMichael Buehler (2 patents)Joachim GaffgaJoachim Gaffga (24 patents)Matthias RichterMatthias Richter (22 patents)Paola SalaPaola Sala (16 patents)Thomas MoserThomas Moser (9 patents)Mario Andy MuellerMario Andy Mueller (8 patents)Fabian GuentherFabian Guenther (7 patents)Benjamin KlehrBenjamin Klehr (5 patents)Johannes BechtoldJohannes Bechtold (5 patents)Paul P TanzerPaul P Tanzer (4 patents)Amrish SinghAmrish Singh (3 patents)Christian BoehrerChristian Boehrer (3 patents)Oliver GrandeOliver Grande (2 patents)Christine HoernerChristine Hoerner (2 patents)Leif AlbersLeif Albers (2 patents)Pramod Sidlaghatta JaiprakashPramod Sidlaghatta Jaiprakash (2 patents)Jan BrinkJan Brink (2 patents)Herbert BocheHerbert Boche (2 patents)Elena GurevitchElena Gurevitch (1 patent)Jennifer KronerJennifer Kroner (1 patent)Andre Von RekowskiAndre Von Rekowski (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

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

2. Sap Se (1 from 5,919 patents)


4 patents:

1. 9400998 - Consistent interface for message-based communication arrangement, organisational centre replication request, and payment schedule

2. 8229937 - Automatic creation and transmission of data originating from enterprise information systems as audio podcasts

3. 8027885 - Complex prices in bidding

4. 7853482 - Complex prices in bidding

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12/26/2025
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