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For the Inventor, By the Inventor

Tokyo, Japan

Kazuhiro Satou

This inventor holds 10 USPTO granted patents and 1 published patent application and 3 EPO patents. Top assignees: Hitachi, Ltd., Hitachi Industrial Equipment Systems Co., Ltd., Hitachi Powdered Metals Co., Ltd.. Active years: 1987-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhiro Satou. Retrieved from https://idiyas.com/inventor/kazuhiro-satou-89oa8jeh

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 = 80.0

 

Average Co-Inventor Count = 5.4

ph-index = 5

Forward Citations = 48(Granted Patents)


Location History:

  • Hitachi, JP (2000 - 2002)
  • Wako, JP (1997 - 2003)
  • Chiyoda-ku, JP (2005 - 2007)
  • Hitachinaka, JP (2015)
  • Tokyo, JP (1987 - 2023)

Company Filing History:

goldMedal6 out of 42,740 
 
Hitachi, Ltd.
 patents
silverMedal1 out of 498 
 
Hitachi Industrial Equipment Systems Co., Ltd.
 patents
bronzeMedal1 out of 149 
 
Hitachi Powdered Metals Co., Ltd.
 patents
4. 1 out of 10,092 
 
Honda Giken Kogyo Kabushiki Kaisha
 patents
5. 2 out of 834,570 
Other
 patents
where one patent can have more than one assignee

Years Active: 1987-2023

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10 patents (USPTO):Explore Patents
1. 11842866 - Pressure monitoring device and pressure monitoring method for vacuum valve (2023-12-12),
2. 10155916 - Lubricant for gas insulated switchgear, and gas insulated switchgear (2018-12-18),
3. 8975550 - Switch unit and switchgear (2015-03-10),
4. 7244903 - Vacuum switchgear (2007-07-17),
5. 6884940 - Vacuum switchgear (2005-04-26),
6. 6614345 - Oil pressure warning system for outboard motor (2003-09-02),
7. 6344273 - Treatment solution for forming insulating layers on magnetic particles process for forming the insulating layers, and electric device with a soft magnetic powder composite core (2002-02-05),
8. 6054219 - Process for forming insulating layers on soft magnetic powder composite (2000-04-25),
9. 5694895 - Outboard engine structure (1997-12-09),
10. 4701679 - Method of and apparatus for controlling amount of electron beam in image (1987-10-20),

Title: Kazuhiro Satou: Innovator in Gas Insulated Switchgear Technology

Introduction

Kazuhiro Satou is a prominent inventor based in Chiyoda-ku, Japan. He has made significant contributions to the field of gas insulated switchgear technology, holding a total of nine patents. His work focuses on enhancing the reliability and efficiency of electrical systems.

Latest Patents

Among his latest patents are innovations related to lubricants for gas insulated switchgear. One notable invention provides a lubricant that balances properties such as heat resistance, evaporation loss, fluidity at low temperatures, and chemical stability. This lubricant significantly improves the long service life and reliability of gas insulated switchgear. Another patent involves a switch unit that includes multiple switches arranged linearly, allowing for efficient electrical connections between movable and fixed electrodes.

Career Highlights

Kazuhiro Satou has had a distinguished career, working with notable companies such as Hitachi, Ltd. His experience in the industry has allowed him to develop cutting-edge technologies that address the challenges faced in electrical engineering.

Collaborations

Throughout his career, Satou has collaborated with talented individuals, including coworkers Tomoaki Utsumi and Takashi Shirone. These collaborations have fostered innovation and contributed to the advancement of gas insulated switchgear technology.

Conclusion

Kazuhiro Satou's contributions to the field of gas insulated switchgear are invaluable.

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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