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Calgary, Canada

David A Switzer

USPTO Granted Patents = 81 (Patent Applications = 5)

CIPO Patents = 15

EPO Patents = 9 (Patent Applications = 24)

Average Co-Inventor Count = 4.1

ph-index = 9

Forward Citations = 245(Granted Patents)

Forward Citations (Not Self Cited) = 212(Dec 10, 2025)

Inventors with similar research interests:

Company Filing History:

Evolution Engineering Inc.

2 out of 10,180

Schlumberger Technology Corporation

Quantum Energy Technologies LLC

Extreme Engineering Ltd.

5. 2 out of 832,891

Other

patents

Years Active: 2005-2024

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Areas of Expertise:

Electromagnetic Telemetry

Downhole Probes

Telemetry Subsystems

Mud Pulse Telemetry

Data Communication

Drilling Operations

Pressure Transducer

Directional Drilling

Electromagnetic Communications

Integrated Downhole Systems

Fluid Pressure Pulse Generation

Receiver Electrodes

81 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11976758 - Electrically insulated threaded connection (2024-05-07),

2. 11649720 - Integrated downhole system with plural telemetry subsystems (2023-05-16),

3. 11391105 - Downhole pulse generation (2022-07-19),

4. 11359483 - Integrated downhole system with plural telemetry subsystems (2022-06-14),

5. 11073015 - Integrated downhole system with plural telemetry subsystems (2021-07-27),

6. 10954781 - Multi-mode control of downhole tools (2021-03-23),

7. 10901108 - Method and apparatus for placing receiver electrodes for EM telemetry transmissions (2021-01-26),

8. 10753201 - Mud pulse telemetry apparatus with a pressure transducer and method of operating same (2020-08-25),

9. 10731459 - Integrated downhole system with plural telemetry subsystems (2020-08-04),

10. 10729029 - Mounting and component holder apparatuses and assemblies for holding rigid components (2020-07-28),

11. 10598000 - Methods and apparatus for downhole probes (2020-03-24),

12. 10570726 - Detection of downhole data telemetry signals (2020-02-25),

13. 10563503 - Transmitting data across electrically insulating gaps in a drill string (2020-02-18),

14. 10513892 - Rotary locking sub for angular alignment of downhole sensors with high side in directional drilling (2019-12-24),

15. 10494879 - Universal downhole probe system (2019-12-03),

Title: David A Switzer - Inventor from Calgary, CA

Introduction: David A Switzer is a renowned inventor based in Calgary, Canada, known for his innovative contributions to various industries.

Latest Patents: David A Switzer holds several patents in the fields of renewable energy, sustainable technologies, and consumer electronics.

Career Highlights: With a career spanning over two decades, David A Switzer has been instrumental in developing cutting-edge solutions that have revolutionized the way we approach environmental challenges and technological advancements.

Collaborations: Throughout his career, David A Switzer has collaborated with leading research institutions, universities, and companies to bring his inventions to life and make a positive impact on society.

Conclusion: David A Switzer's dedication to innovation and his passion for creating a sustainable future have solidified his reputation as a visionary inventor in Calgary, Canada.

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