Kazuaki Yuuki

This inventor holds 35 USPTO granted patents and 5 published patent applications, plus 3 CIPO patents and 14 EPO patents, primarily in Electric Motor Technology. Top assignees: Kabushiki Kaisha Toshiba, Toshiba Infrastructure Systems & Solutions Corporation, Central Japan Railway Company. Active years: 2007-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuaki Yuuki. Retrieved from https://idiyas.com/inventor/kazuaki-yuuki

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

USPTO Granted Patents = 35 (Patent Applications = 5)

% Patents Active = 71.4

CIPO Patents = 3

EPO Patents = 14 (Patent Applications = 20)

Average Co-Inventor Count = 4.0

ph-index = 9

Forward Citations = 196(Granted Patents)

Location History:

Saitama-ken, JP (2007 - 2016)
Saitama, JP (2007 - 2016)
Tokorozawa Saitama, JP (2018)
Tokorozawa, JP (2011 - 2024)

Company Filing History:

33 out of 53,262

Kabushiki Kaisha Toshiba

patents

5 out of 283

Toshiba Infrastructure Systems & Solutions Corporation

patents

1 out of 119

Central Japan Railway Company

where one patent can have more than one assignee

Years Active: 2007-2024

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Areas of Expertise:

Inverter Control

Variable-Flux Motor

Permanent Magnet Motor

Electric Vehicle Control

Synchronous Machine

Rolling Stock System

Power Conversion

Motor Drive System

Electric Rotating Machine

Railroad Vehicle Circuit

Noise Characteristics

Drive System

35 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12037033 - Device state recording system and device state recording device (2024-07-16),

2. 11400817 - Power conversion controller (2022-08-02),

3. 11097620 - Circuit system for railroad vehicle (2021-08-24),

4. 10637381 - Inverter control device and drive system (2020-04-28),

5. 10498277 - Drive system and inverter (2019-12-03),

6. 10158305 - Inverter controller and motor driving system (2018-12-18),

7. 10069390 - Synchronous reluctance rotating electric machine (2018-09-04),

8. 9923447 - Power conversion device having improved noise characteristics, and control method thereof (2018-03-20),

9. 9853508 - Synchronous reluctance motor and rotor for synchronous reluctance motor (2017-12-26),

10. 9680406 - Variable-flux motor drive system (2017-06-13),

11. 9496774 - Permanent magnet electric motor (2016-11-15),

12. 9490684 - Permanent magnet electric motor (2016-11-08),

13. 9423470 - Magnetic polarity determination device, permanent magnet synchronous motor control device, and magnetic polarity determination method (2016-08-23),

14. 9373992 - Permanent magnet electric motor (2016-06-21),

15. 9327604 - Electric vehicle control apparatus and electric vehicle (2016-05-03),

Title: Kazuaki Yuuki: Pioneering Inventor from Tokorozawa

Introduction: Kazuaki Yuuki is a renowned inventor hailing from Tokorozawa, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Kazuaki Yuuki holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous commitment to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Kazuaki Yuuki has worked with leading tech companies and research institutions, spearheading projects that have revolutionized industries and improved the quality of life for many.

Collaborations: Throughout his career, Kazuaki Yuuki has collaborated with top engineers, scientists, and researchers from around the world, fostering a culture of innovation and knowledge sharing that has led to numerous successful projects and inventions.

Conclusion: Kazuaki Yuuki's passion for innovation, coupled with his relentless drive to solve complex challenges, has solidified his reputation as a visionary inventor in the global tech community.

Profile summary based on public USPTO records.