Groves, TX, United States of America

Ellis O Simpson

This inventor holds 2 USPTO granted patents. Top assignees: Tricil Environmental Response, Inc., Other. Active years: 1983-1989.


% Patents Active = 100.0

Average Co-Inventor Count = 2.7

ph-index = 2

Forward Citations = 58(Granted Patents)


Location History:

  • Groves, TX (US) (1983)
  • Port Neches, TX (US) (1989)

Company Filing History:


Years Active: 1983-1989

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2 patents (USPTO):Explore Patents
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