Growing community of inventors

Cedar Rapids, IA, United States of America

Charles F Steffen

Average Co-Inventor Count = 5.09

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 = 25

Charles F SteffenDavid A Miller (1 patent)Charles F SteffenBrent James Nelson (1 patent)Charles F SteffenDaniel E Mazuk (1 patent)Charles F SteffenClifford R Klein (1 patent)Charles F SteffenNeal J Bohnenkamp (1 patent)Charles F SteffenDavid M Esno (1 patent)Charles F SteffenDaniel J Goiffon (1 patent)Charles F SteffenRobert H Pulju (1 patent)Charles F SteffenKeith J Feldkamp (1 patent)Charles F SteffenCharles F Steffen (2 patents)David A MillerDavid A Miller (17 patents)Brent James NelsonBrent James Nelson (16 patents)Daniel E MazukDaniel E Mazuk (10 patents)Clifford R KleinClifford R Klein (8 patents)Neal J BohnenkampNeal J Bohnenkamp (2 patents)David M EsnoDavid M Esno (2 patents)Daniel J GoiffonDaniel J Goiffon (2 patents)Robert H PuljuRobert H Pulju (1 patent)Keith J FeldkampKeith J Feldkamp (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Rockwell Collins, Inc. (2 from 2,917 patents)


2 patents:

1. 9243910 - Route image generating system, device, and method

2. 8301867 - Secondary core ONU to OLT via internal EPON bus coupled multi-core processor for integrated modular avionic system

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12/8/2025
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