Growing community of inventors

East Jordan, MI, United States of America

Herbert Carl Barnum

Average Co-Inventor Count = 10.00

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 = 17

Herbert Carl Barnum ↔ Jeremy I Johnson (1 patent)Herbert Carl Barnum ↔ Scott B Beal (1 patent)Herbert Carl Barnum ↔ Brian J Rachwitz (1 patent)Herbert Carl Barnum ↔ Lee M Veldboom (1 patent)Herbert Carl Barnum ↔ Rex A Garringer (1 patent)Herbert Carl Barnum ↔ John H Snyder (1 patent)Herbert Carl Barnum ↔ William R Austin (1 patent)Herbert Carl Barnum ↔ James F Malpass (1 patent)Herbert Carl Barnum ↔ Todd C Loviska (1 patent)Herbert Carl BarnumHerbert Carl Barnum (1 patent)Jeremy I JohnsonJeremy I Johnson (15 patents)Scott B BealScott B Beal (3 patents)Brian J RachwitzBrian J Rachwitz (2 patents)Lee M VeldboomLee M Veldboom (2 patents)Rex A GarringerRex A Garringer (1 patent)John H SnyderJohn H Snyder (1 patent)William R AustinWilliam R Austin (1 patent)James F MalpassJames F Malpass (1 patent)Todd C LoviskaTodd C Loviska (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. East Jordan Iron Works, Inc. (1 from 13 patents)


1 patent:

1. 7341398 - Lift-assisted manhole cover

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as of
12/31/2025
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