Growing community of inventors

Benicia, CA, United States of America

Mark D Denny

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 = 7

Mark D Denny ↔ James W Barrington (2 patents)Mark D Denny ↔ Randy W Masters (2 patents)Mark D DennyMark D Denny (2 patents)James W BarringtonJames W Barrington (3 patents)Randy W MastersRandy W Masters (3 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Rust Industrial Services Inc. (2 from 4 patents)


2 patents:

1. 5470459 - Apparatus and process for treatment of liquids

2. 5425880 - Apparatus and process for treatment of liquids

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as of
1/12/2026
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