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For the Inventor, By the Inventor

Kingwood, TX, United States of America

Donald L Howlett

This inventor holds 14 USPTO granted patents. Top assignee: Texaco Inc.. Active years: 1977-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Donald L Howlett. Retrieved from https://idiyas.com/inventor/donald-l-howlett

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

USPTO Granted Patents = 14

% Patents Active = 100.0

Average Co-Inventor Count = 1.1

ph-index = 7

Forward Citations = 115(Granted Patents)


Location History:

  • Houston, TX (US) (1977 - 1979)
  • Kingwood, TX (US) (1985 - 1999)

Company Filing History:

goldMedal14 out of 3,161 
 
Texaco Inc.
 patents

Years Active: 1977-1999

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14 patents (USPTO):Explore Patents
1. 6006855 - Borehole seismic detector system employing stabilizers (1999-12-28),
2. 5537364 - Method and apparatus for conducting seismic surveys from a single well (1996-07-16),
3. 5396955 - Method to selectively affect permeability in a reservoir to control (1995-03-14),
4. 5351755 - Method and apparatus for establish the orientation of tools in a cased (1994-10-04),
5. 5047992 - Electromagnetically induced acoustic well logging (1991-09-10),
6. 5042611 - Method and apparatus for cross-well seismic surveying (1991-08-27),
7. 4727521 - Seismic amplifier means and method (1988-02-23),
8. 4697255 - Implosion type energy source for seismic exploration (1987-09-29),
9. 4528650 - Streamer cable multiplexing apparatus (1985-07-09),
10. 4177457 - Floating point playback system (1979-12-04),
11. 4112412 - Digital seismic telemetry system (1978-09-05),
12. 4107644 - System and method for digitally transmitting well logging information (1978-08-15),
13. 4106010 - Logarithmic analog-to-digital converter (1978-08-08),
14. 4064480 - Means and method for recording seismic signals (1977-12-20),

Title: Innovator Spotlight: Donald L. Howlett

Introduction: Donald L. Howlett, an inventive mind hailing from Kingwood, TX, has made significant contributions to the field of seismic detection technology. With a remarkable portfolio of 14 patents, Howlett has pushed the boundaries of innovation, particularly in methods and systems that enhance seismic survey processes.

Latest Patents: Among Howlett's latest advancements is the "Borehole seismic detector system employing stabilizers." This invention addresses the need for secure, near-vertically deployed seismic detectors in cased well boreholes during seismic surveys. The system features a cylindrical body member with an unsymmetrical shape and a selectively extensible backup locking arm. Additionally, another embodiment incorporates a symmetrical cylindrical body member with four coplanar contacting feet that are strategically phased with respect to each other for effective stability. Furthermore, his invention titled "Method and apparatus for conducting seismic surveys from a single well" utilizes an array of seismic detectors and airgun technology to efficiently generate seismic signals while minimizing tube wave propagation.

Career Highlights: Howlett has been a key innovator at Texaco Inc., where he has dedicated his career to advancing seismic technologies. His work has had a profound impact on the efficiency and accuracy of seismic surveys, playing a crucial role in resource exploration and geological studies.

Collaborations: Throughout his career, Howlett has collaborated with esteemed colleagues, including Herbert J. Meyer and Stanley F. Zimmer. These collaborations have fostered innovative solutions and research, contributing to the development of practical seismic detection methods.

Conclusion: Donald L. Howlett exemplifies the spirit of innovation in the seismic detection industry. His contributions through various patents reflect not only his expertise but also his commitment to advancing technology in meaningful ways. As the field evolves, Howlett’s inventions will undoubtedly continue to influence how seismic surveys are conducted, paving the way for future advancements.

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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