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For the Inventor, By the Inventor

Tokorozawa, Japan

Masanori Miyazaki

This inventor holds 7 USPTO granted patents. Top assignees: Kabushiki Kaisha Toshiba, Toshiba Engineering Corporation. Active years: 1988-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masanori Miyazaki. Retrieved from https://idiyas.com/inventor/masanori-miyazaki

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

USPTO Granted Patents = 7

% Patents Active = 100.0

Average Co-Inventor Count = 2.1

ph-index = 6

Forward Citations = 874(Granted Patents)


Location History:

  • Hachioji, JP (1988)
  • Tokorozawa, JP (1989 - 2000)

Company Filing History:

goldMedal7 out of 53,262 
 
Kabushiki Kaisha Toshiba
 patents
silverMedal1 out of 15 
 
Toshiba Engineering Corporation
 patents
where one patent can have more than one assignee

Years Active: 1988-2000

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7 patents (USPTO):Explore Patents
1. 6075299 - Motor drive system (2000-06-13),
2. 5446646 - Method and apparatus for control of pulse width modulation (PWM) (1995-08-29),
3. 5387855 - Induction motor control system (1995-02-07),
4. 5212438 - Induction motor control system (1993-05-17),
5. 5212438 - Induction motor control system (1993-05-17),
6. 4808902 - Control apparatus for brush-less motor (1989-02-28),
7. 4780650 - Control system for a power converter for driving induction motors (1988-10-25),

Title: Masanori Miyazaki: Innovator in Motor Drive Systems and PWM Control

Introduction

Masanori Miyazaki is a notable inventor based in Tokorozawa, Japan. He has made significant contributions to the field of motor drive systems and pulse width modulation (PWM) control. With a total of 7 patents to his name, Miyazaki's work has had a considerable impact on electrical engineering and automation.

Latest Patents

Miyazaki's latest patents include a motor drive system and a method and apparatus for control of PWM. The motor drive system features a motor driven by a variable frequency power supply, mechanically connected to a machine via a drive shaft. This innovative design allows for efficient electrical connection between the stationary portion of the motor and the machine's frame through a low-impedance conductor. His PWM control method involves separating supplied AC current into effective and reactive currents, optimizing the conversion between AC and DC power. This control apparatus includes various elements for detecting and managing current phases, ensuring effective feedback control.

Career Highlights

Throughout his career, Masanori Miyazaki has worked with prominent companies such as Kabushiki Kaisha Toshiba and Toshiba Engineering Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in motor drive systems and PWM technology.

Collaborations

Miyazaki has collaborated with notable coworkers, including Yasuhiro Suzuki and Tadashi Saito. Their combined expertise has contributed to the advancement of technologies in their respective fields.

Conclusion

Masanori Miyazaki's contributions to motor drive systems and PWM control demonstrate his innovative spirit and technical expertise. His patents reflect a commitment to advancing electrical engineering, making him a significant figure in the industry.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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