Growing community of inventors

Waterloo, IA, United States of America

Mark A Aspenson

Average Co-Inventor Count = 2.00

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 = 51

Mark A AspensonJohn G Connell (2 patents)Mark A AspensonMark A Aspenson (2 patents)John G ConnellJohn G Connell (3 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Other (1 from 832,961 patents)


2 patents:

1. 12305384 - Building insulation system

2. 8528284 - Thermal energy venting system

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as of
1/14/2026
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