Growing community of inventors

Bedminster, NJ, United States of America

David B Roberts

Average Co-Inventor Count = 3.00

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 = 5

David B Roberts ↔ Joseph R Vargas (2 patents)David B Roberts ↔ Steven Seelman (2 patents)David B Roberts ↔ Steven J Seelman (0 patent)David B Roberts ↔ Steven J Seelman (1 patent)David B RobertsDavid B Roberts (2 patents)Joseph R VargasJoseph R Vargas (15 patents)Steven SeelmanSteven Seelman (14 patents)Steven J SeelmanSteven J Seelman (0 patent)Steven J SeelmanSteven J Seelman (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Zimmer Gmbh (2 from 1,164 patents)


2 patents:

1. 9277998 - Chemical vapor infiltration apparatus and process

2. 8956683 - Chemical vapor infiltration apparatus and process

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as of
12/6/2025
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