Growing community of inventors

Hamburg, Germany

Roland Schroeder

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 = 2

Roland Schroeder ↔ John A Underwood (1 patent)Roland Schroeder ↔ Bruce Zignego (1 patent)Roland Schroeder ↔ Joachim Wagner (1 patent)Roland Schroeder ↔ Wolfgang Spitzke (1 patent)Roland SchroederRoland Schroeder (1 patent)John A UnderwoodJohn A Underwood (51 patents)Bruce ZignegoBruce Zignego (1 patent)Joachim WagnerJoachim Wagner (1 patent)Wolfgang SpitzkeWolfgang Spitzke (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hewlett-packard Development Company, L.P. (1 from 27,412 patents)


1 patent:

1. 7225738 - Eye marks in image processing

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12/26/2025
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