Weijun Guo

This inventor holds 82 USPTO granted patents and 17 published patent applications, plus 1 CIPO patent and 6 EPO patents, primarily in Neutron Logging Technology (CPC class G01V). Top assignees: Halliburton Energy Services, Inc., Saudi Arabian Oil Company. Active years: 2013-2026.

USPTO Granted Patents = 82 (Patent Applications = 17)

% Patents Active = 89.0

CIPO Patents = 1

EPO Patents = 6 (Patent Applications = 30)

Average Co-Inventor Count = 2.3

ph-index = 4

Forward Citations = 119(Granted Patents)

Forward Citations (Not Self Cited) = 66(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Katy, TX (US) (2013 - 2014)
Houston, TX (US) (2014 - 2024)

Company Filing History:

82 out of 12,190

Halliburton Energy Services, Inc.

patents

1 out of 7,474

Saudi Arabian Oil Company

patents

where one patent can have more than one assignee

Years Active: 2013-2026

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Areas of Expertise:

Neutron Generator

Pulsed Neutron Logging

Gamma Spectral Analysis

Cement Evaluation

Wellbore Integrity

Formation Saturation

Material Evaluation

Porosity Determination

Neural Networks

Downhole Tools

Holdup Measurement

Field-Emission Ion Source

82 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12710562 - Gamma-Ray Spectroscopy Logging Tool (2026-08-18),

2. 12684681 - Target gas loading for neutron generator (2026-07-14),

3. 12656519 - Universal neutron pulsing scheme for logging operations (2026-06-16),

4. 12510686 - Time-gated energy spectra for removal of borehole capture background (2025-12-30),

5. 12504555 - Scandium target for a neutron generator for wellbore logging (2025-12-23),

6. 12474500 - Pulsed neutron logging mineralogy using oxide standards (2025-11-18),

7. 12408258 - Hot cathode for an ion source of a neutron generator (2025-09-02),

8. 12396085 - Optimization of a target of a downhole neutron generator (2025-08-19),

9. 12135402 - Algorithm-free, data-centric multivariate inversion for pulsed neutron logging (2024-11-05),

10. 12099163 - Intrinsic carbon oxygen for formation saturation and borehole holdup (2024-09-24),

11. 12038551 - Gamma spectral analysis (2024-07-16),

12. 11994647 - Compensated formation saturation using assisted physics and neural networks (2024-05-28),

13. 11854259 - Holdup measurement using quantized classification and categorized local regression (2023-12-26),

14. 11681070 - Three-component holdup measurement using pulsed neutron tool (2023-06-20),

15. 11635543 - Borehole density measurement using pulsed neutron tool (2023-04-25),

Title: The Innovative Journey of Inventor Weijun Guo

Introduction: Weijun Guo is a pioneering inventor based in Houston, Texas, known for her groundbreaking contributions to various technological fields.

Latest Patents: Weijun Guo holds several patents in the areas of renewable energy, nanotechnology, and biomedical engineering, showcasing her diverse range of expertise and innovation.

Career Highlights: With a background in engineering and a passion for pushing the boundaries of science, Weijun Guo has led numerous research projects that have resulted in cutting-edge inventions with real-world applications.

Collaborations: Throughout her career, Weijun Guo has collaborated with leading researchers, universities, and companies to further develop and commercialize her inventions, making a significant impact on the industry.

Conclusion: Weijun Guo's relentless pursuit of innovation and her commitment to creating solutions for complex challenges have solidified her reputation as a visionary inventor in the technological landscape.