Growing community of inventors

Rochester, NY, United States of America

Derrick Black

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 = 4

Derrick Black ↔ Zhen Lai (1 patent)Derrick Black ↔ Joo T Chung (1 patent)Derrick Black ↔ Joseph L Leonardo (1 patent)Derrick Black ↔ Robert Heim (1 patent)Derrick BlackDerrick Black (1 patent)Zhen LaiZhen Lai (32 patents)Joo T ChungJoo T Chung (31 patents)Joseph L LeonardoJoseph L Leonardo (22 patents)Robert HeimRobert Heim (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Xerox Corporation (1 from 24,203 patents)


1 patent:

1. 7572567 - Processes for aggregating toner components

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1/21/2026
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