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Noblesville, IN, United States of America

David Michael Ringholz

Average Co-Inventor Count = 2.00

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

David Michael RingholzJeffrey D Ferris (2 patents)David Michael RingholzPaul Curtis (1 patent)David Michael RingholzDavid Michael Ringholz (3 patents)Jeffrey D FerrisJeffrey D Ferris (6 patents)Paul CurtisPaul Curtis (2 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Delta Faucet Company (3 from 1,355 patents)


3 patents:

1. 12262855 - Bathing wall system

2. 11700974 - Bathing wall system

3. 9221577 - Packaging system for toilet components

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as of
12/10/2025
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