Growing community of inventors

Hurst, TX, United States of America

Helmuth Koelzer

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

Helmuth Koelzer ↔ Robert L Fortenbaugh (1 patent)Helmuth Koelzer ↔ Ashok K Agnihotri (1 patent)Helmuth Koelzer ↔ John Joseph Schillings (1 patent)Helmuth Koelzer ↔ Robert Fortenbaugh (0 patent)Helmuth Koelzer ↔ Robert Fortenbaugh (0 patent)Helmuth KoelzerHelmuth Koelzer (1 patent)Robert L FortenbaughRobert L Fortenbaugh (11 patents)Ashok K AgnihotriAshok K Agnihotri (9 patents)John Joseph SchillingsJohn Joseph Schillings (6 patents)Robert FortenbaughRobert Fortenbaugh (0 patent)Robert FortenbaughRobert Fortenbaugh (0 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Bell Helicopter Textron Inc. (1 from 841 patents)


1 patent:

1. 7762501 - Method and apparatus for improving main rotor yoke fatigue life

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as of
12/26/2025
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