Growing community of inventors

North Royalton, OH, United States of America

Robert Whapham

Average Co-Inventor Count = 3.75

ph-index = 2

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 = 91

Robert WhaphamChristopher S Grubish (1 patent)Robert WhaphamKeith Miller (1 patent)Robert WhaphamDavid C Sunkle (1 patent)Robert WhaphamJohn Olenik (1 patent)Robert WhaphamLuke Witgen (1 patent)Robert WhaphamJohn Hofstetter (1 patent)Robert WhaphamRobert Whapham (2 patents)Christopher S GrubishChristopher S Grubish (14 patents)Keith MillerKeith Miller (12 patents)David C SunkleDavid C Sunkle (3 patents)John OlenikJohn Olenik (2 patents)Luke WitgenLuke Witgen (1 patent)John HofstetterJohn Hofstetter (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Preformed Line Products Company (2 from 119 patents)


2 patents:

1. 7239789 - Optical fiber splice case

2. 7191496 - Formed wire dead-end appliance for high temperature linear bodies

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as of
1/12/2026
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