For the Inventor, By the Inventor

Enter assignee name

Sacramento, CA, United States of America

Exploration Logging, Inc.

USPTO Granted Patents = 18

Forward Citations = 487

Loading Chart...

Loading Chart...

15 inventors (with patents filed for the assignee):

Henry S More (6 out of 6 patents)

Edward S Mumby (5 out of 12 patents)

John D Jeter (3 out of 30 patents)

4. Christopher E Koch (3 out of 3 patents)

5. Waldemar S Wisniewski (2 out of 2 patents)

6. Steven C Owens (1 out of 12 patents)

7. James E Meisner (1 out of 6 patents)

8. Roger L Tresler (1 out of 1 patent)

9. Micheal D Robie (1 out of 1 patent)

10. David A Close (1 out of 1 patent)

11. Trevor K Pugh (1 out of 1 patent)

12. Ronald A Hall (1 out of 4 patents)

13. George W Troy (1 out of 1 patent)

14. Takato Umeda (1 out of 1 patent)

15. Martin J Fennell (1 out of 1 patent)

18 patents: Sort by Forward Citations

1. 4904865 - Externally mounted radioactivity detector for MWD (1990-02-27),

2. 4903245 - Downhole vibration monitoring of a drillstring (1990-02-20),

3. 4756188 - Method and apparatus for compensating for drilling line stretch in (1988-07-12),

4. 4699352 - Apparatus for well logging telemetry (1987-10-13),

5. 4642800 - Noise subtraction filter (1987-02-10),

6. 4601100 - Method for making logging sleeve (1986-07-22),

7. 4550392 - Apparatus for well logging telemetry (1985-10-29),

8. 4513403 - Data encoding and synchronization for pulse telemetry (1985-04-23),

9. 4511829 - Direct current control in inductive loads (1985-04-16),

10. 4494072 - Well logging apparatus with replaceable sensor carrying insulating (1985-01-15),

11. 4483393 - Well logging apparatus and method for making same (1984-11-20),

12. 4405021 - Apparatus for well logging while drilling (1983-09-20),

13. 4386422 - Servo valve for well-logging telemetry (1983-05-31),

14. 4356629 - Method of making well logging apparatus (1982-11-02),

15. 4338565 - Method and apparatus for measuring the movement of a spiral wound wire (1982-07-06),

Exploration Logging, Inc. is a leading provider of logging services for the exploration and mining industries. With over 20 years of experience, we specialize in geotechnical and geological logging, core processing, and sample analysis. Our team of highly trained professionals ensures accurate and reliable data collection in even the most challenging environments. Contact us today to learn more about how we can support your exploration project.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

18 Patents

#15 in Sacramento, CA

#4,146 in California

#17,376 in US

#33,140 in the World

Sacramento, CA, United States of America

Exploration Logging, Inc.

Forward Citations = 487

15 inventors:

Henry S More (6 out of 6 patents)

Edward S Mumby (5 out of 12 patents)

John D Jeter (3 out of 30 patents)

4. Christopher E Koch (3 out of 3 patents)

5. Waldemar S Wisniewski (2 out of 2 patents)

Please report any incorrect information to support@idiyas.com

Loading…