Growing community of inventors

Cedar Rapids, IA, United States of America

David K Vognsen

Average Co-Inventor Count = 3.43

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 = 73

David K VognsenRichard Garrett Moore (1 patent)David K VognsenArthur Lance Springer (1 patent)David K VognsenDean C Marchand (1 patent)David K VognsenAnna Marie Appleby (1 patent)David K VognsenJeffrey D Cahill (1 patent)David K VognsenDavid K Vognsen (2 patents)Richard Garrett MooreRichard Garrett Moore (52 patents)Arthur Lance SpringerArthur Lance Springer (22 patents)Dean C MarchandDean C Marchand (19 patents)Anna Marie ApplebyAnna Marie Appleby (5 patents)Jeffrey D CahillJeffrey D Cahill (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Verizon Business Global LLC (1 from 289 patents)

2. Mci, Inc. (1 from 161 patents)


2 patents:

1. 8175965 - System and method for providing prepaid services via an internet protocol network system

2. 6782083 - ISN call interrupt

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idiyas.com
as of
12/8/2025
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