Growing community of inventors

Stow, MA, United States of America

Brian Callan

Average Co-Inventor Count = 3.00

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

Brian CallanKang P Lee (1 patent)Brian CallanDouglas S Olsen (1 patent)Brian CallanBrian Callan (1 patent)Kang P LeeKang P Lee (16 patents)Douglas S OlsenDouglas S Olsen (9 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Aspen Compressor, LLC (1 from 7 patents)


1 patent:

1. 11994321 - High performance compressors and vapor compression systems

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as of
12/9/2025
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