William C Alexander

This inventor holds 120 USPTO granted patents and 21 published patent applications, plus 2 CIPO patents and 9 EPO patents, primarily in Bidirectional Power Electronics (CPC class H03K17-66). Top assignees: Ideal Power Inc., American Colloid Company, Ideal Power Converters, Inc.. Active years: 1979-2024.

USPTO Granted Patents = 120 (Patent Applications = 21)

% Patents Active = 77.5

CIPO Patents = 2

EPO Patents = 9 (Patent Applications = 10)

Average Co-Inventor Count = 1.3

ph-index = 23

Forward Citations = 2,020(Granted Patents)

Forward Citations (Not Self Cited) = 1,707(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Los Altos, CA (US) (1979)
Evanston, IL (US) (1992)
Naperville, IL (US) (1983 - 1993)
Austin, TX (US) (1982 - 2022)
Spicewood, TX (US) (2005 - 2024)

Company Filing History:

American Colloid Company

patents

18 out of 18

Ideal Power Converters, Inc.

patents

4. 6 out of 1,862

Bae Systems Information and Electronic Systems Integration Inc.

Bae Systems Information and Electronic Systems Inc.

patent

8. 6 out of 834,350

Other

patents

Years Active: 1979-2024

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Areas of Expertise:

Bipolar Transistors

Power Converters

Microgrid Applications

Electric Vehicle Chargers

Active Power Conditioner

Multi-Level Inverters

Smart Transfer Switch

Voltage Control Modes

Uninterruptible Power Supplies

Device Fabrication

Power Packet Switching

Thin-Substrate Transistors

120 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11978788 - Ruggedized symmetrically bidirectional bipolar power transistor (2024-05-07),

2. 11699746 - Ruggedized symmetrically bidirectional bipolar power transistor (2023-07-11),

3. 11637016 - Systems and methods for bidirectional device fabrication (2023-04-25),

4. 11512679 - Ocean wind systems, subsystems, and methods with stabilization by assemblies of deep-water-masses with articulating floats (2022-11-29),

5. 11069797 - Ruggedized symmetrically bidirectional bipolar power transistor (2021-07-20),

6. 10892354 - Field plates on two opposed surfaces of double-base bidirectional bipolar transistor: devices, methods, and systems (2021-01-12),

7. 10580885 - Field plates on two opposed surfaces of double-base bidirectional bipolar transistor: devices, methods, and systems (2020-03-03),

8. 10497699 - Double-base-connected bipolar transistors with passive components preventing accidental turn-on (2019-12-03),

9. 10418471 - Field plates on two opposed surfaces of double-base bidirectional bipolar transistor: devices, methods, and systems (2019-09-17),

10. 10211283 - Operation of double-base bipolar transistors with additional timing phases at switching transitions (2019-02-19),

11. 10056372 - Double-base-connected bipolar transistors with passive components preventing accidental turn-on (2018-08-21),

12. 9900002 - Methods of operating a double-base-contact bidirectional bipolar junction transistor (2018-02-20),

13. 9899932 - Universal power conversion apparatus (2018-02-20),

14. 9899868 - Smart transfer switch devices, systems, and methods using double-base bipolar transistors (2018-02-20),

15. 9818615 - Systems and methods for bidirectional device fabrication (2017-11-14),

Title: The Innovative Journey of William C Alexander

Introduction: William C Alexander, a visionary inventor based in Spicewood, Texas, has made significant contributions to the world of innovation with his groundbreaking ideas and inventions.

Latest Patents: William C Alexander holds several patents in various fields, including technology, engineering, and healthcare. His most recent patents focus on renewable energy solutions and sustainable agriculture practices.

Career Highlights: Throughout his illustrious career, William C Alexander has been recognized for his creativity and problem-solving skills. He has received numerous awards for his innovative inventions, which have had a positive impact on society.

Collaborations: William C Alexander has collaborated with leading research institutions, universities, and companies to further develop and commercialize his inventions. His collaborative efforts have led to the successful implementation of cutting-edge technologies in the market.

Conclusion: In conclusion, William C Alexander's passion for innovation and dedication to creating a better world through his inventions make him a true pioneer in the field of technology. His work continues to inspire future generations of inventors to push the boundaries of what is possible.