Growing community of inventors

San Ramon, CA, United States of America

Joel Speth

Average Co-Inventor Count = 8.00

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 = 9

Joel Speth ↔ Stephen Anthony Payne (2 patents)Joel Speth ↔ Raymond John Beach (2 patents)Joel Speth ↔ Eric C Honea (2 patents)Joel Speth ↔ Camille Bibeau (2 patents)Joel Speth ↔ Scott Mitchell (2 patents)Joel Speth ↔ Dennis Maderas (2 patents)Joel Speth ↔ John Lang (2 patents)Joel SpethJoel Speth (2 patents)Stephen Anthony PayneStephen Anthony Payne (61 patents)Raymond John BeachRaymond John Beach (33 patents)Eric C HoneaEric C Honea (27 patents)Camille BibeauCamille Bibeau (4 patents)Scott MitchellScott Mitchell (3 patents)Dennis MaderasDennis Maderas (2 patents)John LangJohn Lang (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. University of California (2 from 15,462 patents)


2 patents:

1. 616093 - Hollow lensing duct

2. 6160934 - Hollow lensing duct

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idiyas.com
as of
12/10/2025
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