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For the Inventor, By the Inventor

Gunma, Japan

Hisaaki Sato

This inventor holds 10 USPTO granted patents. Top assignees: Unisia Jecs Corporation, Hitachi, Ltd.. Active years: 1998-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hisaaki Sato. Retrieved from https://idiyas.com/inventor/hisaaki-sato

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

USPTO Granted Patents = 10

% Patents Active = 100.0

Average Co-Inventor Count = 4.2

ph-index = 6

Forward Citations = 82(Granted Patents)


Company Filing History:

goldMedal9 out of 556 
 
Unisia Jecs Corporation
 patents
silverMedal1 out of 42,731 
 
Hitachi, Ltd.
 patents

Years Active: 1998-2008

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10 patents (USPTO):Explore Patents
1. RE40382 - Apparatus for controlling a throttle valve electronically in an internal combustion engine (2008-06-16),
2. 6332451 - Rotary valve actuator arrangement (2001-12-25),
3. 6109240 - Apparatus for controlling a throttle valve electronically in an internal (2000-08-29),
4. 6039027 - Throttle valve device (2000-03-21),
5. 6032647 - Throttle valve control device (2000-03-07),
6. 6000377 - Apparatus for controlling a throttle valve electronically in an internal (1999-12-14),
7. 5979405 - Apparatus for controlling a throttle valve electronically in an internal (1999-11-09),
8. 5964203 - Throttle valve device of internal combustion engine (1999-10-12),
9. 5907971 - Device for returning reciprocating mechanism to predetermined position (1999-06-01),
10. 5823165 - Valve actuator arrangement for internal combustion engine (1998-10-20),

Title: Hisaaki Sato: Innovator in Electronic Throttle Control and Rotary Valve Actuation

Introduction

Hisaaki Sato is a prominent inventor based in Gunma, Japan. He has made significant contributions to the field of electronic control systems, particularly in internal combustion engines and rotary valve actuators. With a total of 10 patents to his name, Sato's work has had a considerable impact on automotive technology.

Latest Patents

One of Sato's latest patents is an apparatus for controlling a throttle valve electronically in an internal combustion engine. This innovative design features an actuator supported on a body, allowing for efficient control without the need for excessive wall thickness in the actuator's structure. Another notable patent is a rotary valve actuator arrangement, which includes a rotary valve and an electromagnetic actuator. This arrangement allows for precise control of the valve through a continuously variable magnetic path, enhancing the performance of the system.

Career Highlights

Throughout his career, Hisaaki Sato has worked with notable companies such as Unisia Jecs Corporation and Hitachi, Ltd. His experience in these organizations has contributed to his expertise in developing advanced control systems for various applications.

Collaborations

Sato has collaborated with talented individuals in the field, including Masato Kumagai and Keiichi Kai. These partnerships have fostered innovation and the exchange of ideas, further enhancing the quality of his work.

Conclusion

Hisaaki Sato's contributions to electronic throttle control and rotary valve actuation demonstrate his commitment to advancing technology in the automotive industry. His innovative patents and collaborations highlight his role as a key figure in the field of engineering.

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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