Growing community of inventors

Eden Prairie, MN, United States of America

Stephan Spangenberg

Average Co-Inventor Count = 5.00

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 = 0

Stephan Spangenberg ↔ Robert John Petcavich (1 patent)Stephan Spangenberg ↔ Wonjong Si (1 patent)Stephan Spangenberg ↔ Ping Yeh (1 patent)Stephan Spangenberg ↔ Fabian Zanella (1 patent)Stephan SpangenbergStephan Spangenberg (1 patent)Robert John PetcavichRobert John Petcavich (27 patents)Wonjong SiWonjong Si (1 patent)Ping YehPing Yeh (1 patent)Fabian ZanellaFabian Zanella (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Stemonix Inc. (1 from 6 patents)


1 patent:

1. 11613732 - Cell medium formulation for cell stabilization

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12/27/2025
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