Growing community of inventors

Warrington, PA, United States of America

William John Roehner

Average Co-Inventor Count = 4.00

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

William John RoehnerWayne Meng (1 patent)William John RoehnerGlenn Allen Straub (1 patent)William John RoehnerPaul Meredith Crawn (1 patent)William John RoehnerWilliam John Roehner (1 patent)Wayne MengWayne Meng (10 patents)Glenn Allen StraubGlenn Allen Straub (6 patents)Paul Meredith CrawnPaul Meredith Crawn (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Pmd Healthcare (1 from 10 patents)


1 patent:

1. 10136838 - Personal spirometer

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12/29/2025
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