Nara, Japan

Shinichi Sakai

This inventor holds 32 USPTO granted patents and 4 published patent applications and 13 EPO patents, primarily in High-Frequency Heating. Top assignees: Matsushita Electric Industrial Co., Ltd., Panasonic Corporation, Panasonic Intellectual Property Management Co., Ltd.. Active years: 1991-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shinichi Sakai. Retrieved from https://idiyas.com/inventor/shinichi-sakai

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

USPTO Granted Patents = 32 

% Patents Active = 84.4

 

Average Co-Inventor Count = 4.6

ph-index = 8

Forward Citations = 168(Granted Patents)


Location History:

  • Yamatokoriyama, JP (1991 - 1993)
  • Nara, JP (1995 - 2016)

Company Filing History:


Years Active: 1991-2016

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Areas of Expertise:
High-Frequency Heating
Power Control
Magnetron Driver
Dielectric Heating
State Detection
Booster Transformer
Current Control
Thermistor
Microwave Heating
Transformer Unit
Electronic Device
Air Cooling Fan
32 patents (USPTO):Explore Patents

Title: **Shinichi Sakai: A Pioneer in High-Frequency Heating Technologies**

Introduction

Shinichi Sakai is a notable inventor based in Nara, Japan, renowned for his significant contributions to the field of high-frequency heating apparatuses. With a remarkable portfolio of 32 patents, Sakai has developed innovative solutions that enhance heating efficiency and stability, making a substantial impact on various industrial applications.

Latest Patents

Sakai's latest patents showcase his expertise in high-frequency heating technology. One of his significant innovations is a **High-Frequency Heating Apparatus**, which features a resonance-type configuration that employs a direct current power supply. This apparatus comprises a series connection circuit with semiconductor switching elements and a drive mechanism designed to maintain constant dead time below a predetermined frequency. This innovation enables sharp increases in dead time at frequencies above a specified threshold, improving control over the heating process.

Another notable patent is the **Power Supply for High-Frequency Heating**, which addresses the challenges posed by unstable states during the transition from non-oscillation to oscillation in magnetrons. This invention classifies oscillation modes finely, allowing for better control of PWM settings to mitigate input current overshoot immediately following oscillation, ultimately stabilizing the heating process.

Career Highlights

Shinichi Sakai has considerably impacted the field of electrical engineering throughout his career. He has held positions at prestigious companies such as Matsushita Electric Industrial Co., Ltd. and Panasonic Corporation, where he honed his engineering skills and contributed to groundbreaking technologies in heating solutions. His work has helped shape advancements in high-frequency heating applications, providing solutions that cater to both industrial and consumer needs.

Collaborations

Throughout his career, Sakai has collaborated with other accomplished engineers, including Haruo Suenaga and Hideaki Moriya. These collaborations have fostered a creative environment that facilitates innovative thinking and development, resulting in several patents that span various aspects of high-frequency technology.

Conclusion

Shinichi Sakai stands out as a prolific inventor whose contributions have significantly advanced high-frequency heating technology. With numerous patents to his name, his innovations continue to influence the industry, paving the way for future developments in efficient and effective heating solutions. His work represents a seamless blend of engineering expertise and ingenuity, solidifying his legacy as a leader in technological innovation.

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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