Growing community of inventors

Santa Cruz, CA, United States of America

Dirk Fengels

Average Co-Inventor Count = 6.00

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 = 79

Dirk Fengels ↔ James R Mault (1 patent)Dirk Fengels ↔ Edwin Marcum Pearce, Jr (1 patent)Dirk Fengels ↔ Lynette Ross (1 patent)Dirk Fengels ↔ Christopher L Sandys (1 patent)Dirk Fengels ↔ Tom Kilbourn (1 patent)Dirk FengelsDirk Fengels (1 patent)James R MaultJames R Mault (38 patents)Edwin Marcum Pearce, JrEdwin Marcum Pearce, Jr (16 patents)Lynette RossLynette Ross (15 patents)Christopher L SandysChristopher L Sandys (1 patent)Tom KilbournTom Kilbourn (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Healthetech, Inc. (1 from 22 patents)


1 patent:

1. 7108659 - Respiratory analyzer for exercise use

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as of
12/4/2025
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