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For the Inventor, By the Inventor

Kuwana, Japan

Satoshi Hayashi

This inventor holds 9 USPTO granted patents. Top assignees: Denso Corporation, Nippondenso Co., Ltd.. Active years: 1989-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Satoshi Hayashi. Retrieved from https://idiyas.com/inventor/satoshi-hayashi-g5rq3url

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

Calculating rank
USPTO Granted Patents = 9

% Patents Active = 66.7

Average Co-Inventor Count = 3.2

ph-index = 7

Forward Citations = 105(Granted Patents)


Location History:

  • Nagoya, JP (1989)
  • Kuwana, JP (1991 - 2007)

Company Filing History:

goldMedal6 out of 20,443 
 
Denso Corporation
 patents
silverMedal3 out of 3,252 
 
Nippondenso Co., Ltd.
 patents

Years Active: 1989-2007

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9 patents (USPTO):Explore Patents
1. 7185828 - Hydraulic control device, system and method for controlling actuator device (2007-03-06),
2. 6840466 - Hydraulic control valve and fuel injector using same (2005-01-11),
3. 6729554 - Structure of fuel injector for avoiding injection of excess quantity of fuel (2004-05-04),
4. 6679440 - Valve actuating device and fuel injector using same (2004-01-20),
5. 6563687 - Piezoelectric device for injector, method for producing the same, and injector (2003-05-13),
6. 6182508 - Structure of angular rate sensor (2001-02-06),
7. 5719460 - Angular velocity sensor (1998-02-17),
8. 5004945 - Piezoelectric type actuator (1991-04-02),
9. 4838233 - Pilot injection system for fuel injection pump (1989-06-13),

Title: Satoshi Hayashi: Innovator in Hydraulic Control Technology

Introduction

Satoshi Hayashi is a prominent inventor based in Kuwana, Japan. He has made significant contributions to the field of hydraulic control technology, holding a total of 9 patents. His innovative work has advanced the efficiency and functionality of actuator devices and hydraulic systems.

Latest Patents

Hayashi's latest patents include a hydraulic control device and a system for controlling actuator devices. The hydraulic control device features a supplying unit that maintains energy within the actuator, allowing for controlled displacement. An interrupting unit is designed to halt energy supply, enabling the actuator to discharge energy and create hydraulic pressure. This pressure is then used to manipulate a valve member, effectively managing fluid flow between high and low pressure ports.

Another notable patent is a hydraulic control valve for fuel injectors in automotive engines. This invention utilizes a piezoelectric actuator to convert mechanical deformation into hydraulic pressure, facilitating the opening and closing of fluid ports. The design ensures high energy efficiency while maximizing the movement of the valve member.

Career Highlights

Throughout his career, Satoshi Hayashi has worked with esteemed companies such as Denso Corporation and Nippondenso Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in hydraulic technology.

Collaborations

Hayashi has collaborated with notable coworkers, including Toshihiko Igashira and Takehiro Watarai. Their combined expertise has fostered a creative environment that has led to the development of advanced hydraulic systems.

Conclusion

Satoshi Hayashi's contributions to hydraulic control technology exemplify his innovative spirit and dedication to engineering excellence. His patents reflect a commitment to enhancing the efficiency and functionality of actuator devices, making a lasting impact in the field.

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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