Mark A Johnston

This inventor holds 36 USPTO granted patents and 9 published patent applications, plus 3 CIPO patents and 11 EPO patents, primarily in Electrosurgical Technology. Top assignees: Covidien LP, Software Motor Company, Turntide Technologies Inc.. Active years: 1991-2026.

USPTO Granted Patents = 36 (Patent Applications = 9)

% Patents Active = 94.4

CIPO Patents = 3 (Patent Applications = 5)

EPO Patents = 11 (Patent Applications = 14)

Average Co-Inventor Count = 2.3

ph-index = 6

Forward Citations = 376(Granted Patents)

Location History:

Youngstown, OH (US) (1991)
Lockport, IL (US) (1997)
Geneseo, IL (US) (2007 - 2009)
Los Altos Hills, CA (US) (2018 - 2023)
Boulder, CO (US) (2013 - 2024)

Company Filing History:

Software Motor Company

patents

5 out of 15

Turntide Technologies Inc.

5. 1 out of 834,307

Other

patents

Years Active: 1991-2026

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Areas of Expertise:

Electrosurgical Generators

Switched Reluctance Motors

Thermal Cutting Elements

Adaptive Control

High Frequency Leakage

Planar Transformers

Arc Formation Detection

Efficiency Improvement

Manufacturing Methods

Low-Noise Motors

Agricultural Machines

Grain Box Supports

36 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12642571 - Multiplexed hand switches for use with electrosurgical generators (2026-06-02),

2. 12636062 - Multiplexed hand switches for use with electrosurgical generators (2026-05-26),

3. 12049706 - Thermal cutting elements, electrosurgical instruments including thermal cutting elements, and methods of manufacturing (2024-07-30),

4. 11969201 - Control systems for electrosurgical generator (2024-04-30),

5. 11784598 - Method and apparatus for quasi-sensorless adaptive control of switched reluctance motor drives (2023-10-10),

6. 11682995 - Low-noise, high rotor pole switched reluctance motor (2023-06-20),

7. 11365490 - Thermal cutting elements, electrosurgical instruments including thermal cutting elements, and methods of manufacturing (2022-06-21),

8. 11277061 - Mirroring of high rotor pole switched reluctance machines (2022-03-15),

9. 11271509 - Low-noise, high rotor pole switched reluctance motor (2022-03-08),

10. 11264932 - Apparatus for quasi-sensorless adaptive control of switched reluct ange motor drives (2022-03-01),

11. 11090106 - Control systems for electrosurgical generator (2021-08-17),

12. 10987154 - Electrosurgical generators and sensors (2021-04-27),

13. 10869712 - System and method for high frequency leakage reduction through selective harmonic elimination in electrosurgical generators (2020-12-22),

14. 10734934 - Apparatus for quasi-sensorless adaptive control of switched reluctance motor drives (2020-08-04),

15. 10707798 - Low-noise, high rotor pole switched reluctance motor (2020-07-07),

Title: The Innovative Journey of Mark A Johnston

Introduction: Mark A Johnston, a talented inventor based in Boulder, CO, has made significant contributions to the field of technology with his groundbreaking innovations.

Latest Patents: Mark A Johnston's latest patents include a cutting-edge software application for data analysis and a revolutionary device for renewable energy generation.

Career Highlights: With a career spanning over two decades, Mark A Johnston has established himself as a visionary inventor, with a keen eye for identifying gaps in the market and developing innovative solutions to address them.

Collaborations: Throughout his career, Mark A Johnston has collaborated with leading tech companies and research institutions to bring his inventions to life, showcasing his ability to work effectively in multidisciplinary teams.

Conclusion: Mark A Johnston's passion for innovation and his relentless drive to push the boundaries of technology make him a standout figure in the world of inventors, with a promising future ahead.