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For the Inventor, By the Inventor

Niiza, Japan

Kiyokatsu Satoh

This inventor holds 9 USPTO granted patents and 1 EPO patent. Top assignees: Sanken Electric Co., Ltd., Hitachi, Ltd., Mitsubishi Denki K.k.. Active years: 1993-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kiyokatsu Satoh. Retrieved from https://idiyas.com/inventor/kiyokatsu-satoh

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

USPTO Granted Patents = 9

% Patents Active = 66.7

 

Average Co-Inventor Count = 1.8

ph-index = 3

Forward Citations = 15(Granted Patents)


Location History:

  • Kawagoe, JP (1999)
  • Saitama, JP (1993 - 2011)
  • Niiza, JP (2007 - 2014)

Company Filing History:

goldMedal9 out of 644 
 
Sanken Electric Co., Ltd.
 patents
silverMedal1 out of 42,731 
 
Hitachi, Ltd.
 patents
bronzeMedal1 out of 488 
 
Mitsubishi Denki K.k.
 patents
where one patent can have more than one assignee

Years Active: 1993-2014

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9 patents (USPTO):Explore Patents
1. 8711529 - Switching apparatus and controlling method thereof (2014-04-29),
2. 8169765 - High-side driver (2012-05-01),
3. 7990674 - Load drive apparatus (2011-08-02),
4. 7471496 - Solenoid driving apparatus (2008-12-30),
5. 7423857 - Current detecting circuit and actuator driving apparatus (2008-09-09),
6. 7336470 - Solenoid drive apparatus and drive method (2008-02-26),
7. 7158360 - Solenoid drive circuit (2007-01-02),
8. 5923151 - Generator voltage regulating system (1999-07-13),
9. 5264779 - Apparatus for controlling AC generator in vehicle (1993-11-23),

Title: Kiyokatsu Satoh: Innovator in Switching Apparatus Technology

Introduction

Kiyokatsu Satoh is a notable inventor based in Niiza, Japan, recognized for his contributions to the field of electrical engineering. With a total of nine patents to his name, Satoh has made significant advancements in switching apparatus technology, showcasing his expertise and innovative spirit.

Latest Patents

Among his latest patents is a switching apparatus and controlling method that features a DC voltage output unit, a switching element for supplying DC voltage to a load, and a power detection unit to monitor the power supplied. This invention includes a drive unit that controls the switching element in a PWM manner based on the power detection unit's output. Additionally, it has a stop unit that halts PWM control if the DC voltage falls below a specified threshold. Another significant patent is for a high-side driver, which incorporates a semiconductor element in series with a power supply path to control the current of a linear solenoid. This driver includes a current detector, a controller, and a state detector that outputs a state signal, enhancing the functionality and efficiency of the device.

Career Highlights

Kiyokatsu Satoh has worked with prominent companies such as Sanken Electric Co., Ltd. and Mitsubishi Electric Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to the advancement of technology in the industry.

Collaborations

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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