David L Johnson

This inventor holds 4 USPTO granted patents. Top assignees: Atlantic Richfield Company, Halliburton Company. Active years: 1998-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David L Johnson. Retrieved from https://idiyas.com/inventor/david-l-johnson-o9frsmy1

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

USPTO Granted Patents = 4

% Patents Active = 100.0

Average Co-Inventor Count = 2.7

ph-index = 4

Forward Citations = 302(Granted Patents)

Company Filing History:

4 out of 1,851

Atlantic Richfield Company

where one patent can have more than one assignee

Years Active: 1998-1999

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4 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5989336 - Cement composition (1999-11-23),

2. 5874387 - Method and cement-drilling fluid cement composition for cementing a (1999-02-23),

3. 5866517 - Method and spacer fluid composition for displacing drilling fluid from a (1999-02-02),

4. 5789352 - Well completion spacer fluids and methods (1998-08-04),

Title: David L Johnson: Innovator in Cement Composition

Introduction

David L Johnson is a notable inventor based in Dallas, TX (US). He has made significant contributions to the field of cement compositions, holding a total of 4 patents. His work focuses on improving the efficiency and effectiveness of cementing processes in wellbore applications.

Latest Patents

Among his latest patents, Johnson has developed a cement slurry composition that includes a synthetic hectorite clay. This innovative composition is designed to reduce free water formation and solids segregation during well bore cementation. Additionally, he has patented a method and a drilling fluid/cement slurry composition specifically for cementing wellbores. This composition enhances the overall performance of cementing operations.

Career Highlights

Throughout his career, Johnson has worked with prominent companies in the industry, including Atlantic Richfield Company and Halliburton Company. His experience in these organizations has allowed him to refine his expertise in cement technology and contribute to advancements in the field.

Collaborations

Johnson has collaborated with several professionals in his field, including Robert B Carpenter and J Michael Wilson. These partnerships have facilitated the exchange of ideas and innovations, further enhancing his contributions to cement compositions.

Conclusion

David L Johnson is a distinguished inventor whose work in cement compositions has made a significant impact on the industry. His innovative patents and collaborations reflect his commitment to advancing cement technology.

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]