Growing community of inventors

Montoursville, PA, United States of America

John D Zerphey

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 = 3

John D Zerphey ↔ Neil Raymond Dock (1 patent)John D Zerphey ↔ Samuel A Miller (1 patent)John D Zerphey ↔ Glenn M Hanson, Iii (1 patent)John D ZerpheyJohn D Zerphey (1 patent)Neil Raymond DockNeil Raymond Dock (4 patents)Samuel A MillerSamuel A Miller (3 patents)Glenn M Hanson, IiiGlenn M Hanson, Iii (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Metso Minerals Industries, Inc. (1 from 46 patents)


1 patent:

1. 7354266 - Replaceable lump breaker system for a rotary kiln

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1/16/2026
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