Growing community of inventors

Normal, IL, United States of America

Clark S Richmond

Average Co-Inventor Count = 2.40

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 = 86

Clark S Richmond ↔ Joyce K Thomas (1 patent)Clark S Richmond ↔ Samuel E Hohulin (1 patent)Clark S Richmond ↔ David A Erickson (1 patent)Clark S RichmondClark S Richmond (2 patents)Joyce K ThomasJoyce K Thomas (42 patents)Samuel E HohulinSamuel E Hohulin (28 patents)David A EricksonDavid A Erickson (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. National Union Electric Corporation (2 from 48 patents)


2 patents:

1. 4777691 - Motor driven brush assembly for vacuum cleaner

2. 4665582 - Lightweight battery powered suction broom

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idiyas.com
as of
12/12/2025
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