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For the Inventor, By the Inventor

Huffman, TX, United States of America

Charles E Hixon

This inventor holds 3 USPTO granted patents. Top assignee: Cummins Engine Company, Inc.. Active years: 1989-1992.

USPTO Granted Patents = 3

% Patents Active = 100.0

Average Co-Inventor Count = 1.2

ph-index = 3

Forward Citations = 67(Granted Patents)


Location History:

  • Houston, TX (US) (1989)
  • Huffman, TX (US) (1990 - 1992)

Company Filing History:

goldMedal3 out of 649 
 
Cummins Engine Company, Inc.
 patents

Years Active: 1989-1992

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3 patents (USPTO):Explore Patents
1. 5099932 - Rock drill bit lubricant circulating system (1992-03-31),
2. 4914268 - Beam welding process (1990-04-03),
3. 4874047 - Method and apparatus for retaining roller cone of drill bit (1989-10-17),
Profile summary based on public USPTO records.
Please report any incorrect information to [email protected]
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