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For the Inventor, By the Inventor

Plano, TX, United States of America

C Mark Pearson

This inventor holds 5 USPTO granted patents, plus 1 CIPO patent. Top assignee: Atlantic Richfield Company. Active years: 1988-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: C Mark Pearson. Retrieved from https://idiyas.com/inventor/c-mark-pearson

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank
USPTO Granted Patents = 5

% Patents Active = 100.0


Average Co-Inventor Count = 1.4

ph-index = 5

Forward Citations = 241(Granted Patents)


Location History:

  • Plano, TX (US) (1988 - 1990)
  • Anchorage, AK (US) (1991)

Company Filing History:

goldMedal5 out of 1,851 
 
Atlantic Richfield Company
 patents

Years Active: 1988-1991

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5 patents (USPTO):Explore Patents
1. 5054554 - Rate control method for hydraulic fracturing (1991-10-08),
2. 4901563 - System for monitoring fluids during well stimulation processes (1990-02-20),
3. 4845981 - System for monitoring fluids during well stimulation processes (1989-07-11),
4. 4821564 - Method and system for determining fluid pressures in wellbores and (1989-04-18),
5. 4726219 - Method and system for determining fluid pressures in wellbores and (1988-02-23),
Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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