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For the Inventor, By the Inventor

Ohbu, Japan

Katsumi Itoh

This inventor holds 16 USPTO granted patents, primarily in Vehicle Power Systems. Top assignee: Nippondenso Co., Ltd.. Active years: 1976-1982.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsumi Itoh. Retrieved from https://idiyas.com/inventor/katsumi-itoh-wz8258qa

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

Calculating rank
USPTO Granted Patents = 16

% Patents Active = 100.0

Average Co-Inventor Count = 4.3

ph-index = 8

Forward Citations = 182(Granted Patents)


Location History:

  • Ohbu, JA (1976 - 1978)
  • Obu, JP (1981)
  • Oobu, JP (1981)
  • Ohbu, JP (1982)

Company Filing History:

goldMedal16 out of 3,252 
 
Nippondenso Co., Ltd.
 patents

Years Active: 1976-1982

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Areas of Expertise:
Voltage Control
Battery Charging
Power Generation
Generator Operation
Voltage Regulator
Electric Generators
Current Generation
Vehicle Generators
16 patents (USPTO):Explore Patents
1. 4362983 - Generation control system for vehicles (1982-12-07),
2. 4361796 - Voltage control system for vehicles (1982-11-30),
3. 4349854 - Power generation control system for vehicle generator (1982-09-14),
4. 4346338 - Battery charging control system for vehicles (1982-08-24),
5. 4315205 - Generation control apparatus for vehicle generators (1982-02-09),
6. 4293811 - Voltage regulator system for vehicle generator (1981-10-06),
7. 4275344 - Voltage control apparatus for electric generators for vehicles (1981-06-23),
8. 4266181 - Voltage regulator system for vehicle generator (1981-05-05),
9. 4262243 - Generator operation indicating apparatus for vehicle generators having a (1981-04-14),
10. 4258307 - Voltage control apparatus for a vehicle-mounted alternator (1981-03-24),
11. 4250444 - Voltage regulator system for vehicle generator (1981-02-10),
12. 4087736 - Current generating system (1978-05-02),
13. 4079306 - Current generating system for motor vehicle (1978-03-14),
14. 3983471 - Voltage regulating system (1976-09-28),
15. 3942097 - Voltage regulating system (1976-03-02),

Title: **Katsumi Itoh: Innovating Vehicle Power Generation Systems**

Introduction

Katsumi Itoh, a prominent inventor located in Ohbu, Japan, has made significant contributions to the field of vehicle technology. With a portfolio of 16 patents, Itoh's innovations showcase his expertise and dedication to improving the efficiency and reliability of power generation systems in vehicles.

Latest Patents

Among his latest patents, two noteworthy inventions stand out. The first is a **Generation Control System for Vehicles**, which involves a voltage regulator circuit designed to control the power generation of a vehicle generator. This system ensures that power is supplied consistently, even in the event of potential faults in the traditional circuits. The second innovation is a **Voltage Control System for Vehicles** that includes a power supply control circuit. This circuit allows power to flow to the voltage regulator circuit only when the vehicle's key switch is engaged, optimizing battery usage and enhancing overall vehicle performance.

Career Highlights

Katsumi Itoh has been a key player at Nippondenso Co., Ltd., where his innovative solutions have helped shape modern vehicle electronics. His ability to develop practical applications for complex electrical systems has positioned him as a vital asset within the company. The functionality and reliability of vehicles have been significantly improved due to his contributions in developing advanced control systems.

Collaborations

Throughout his career, Itoh has collaborated with fellow innovators such as Kazumasa Mori and Katsuya Muto. This teamwork has not only fostered a creative exchange of ideas but has also led to the successful completion of multiple groundbreaking projects that push the boundaries of conventional vehicle technology.

Conclusion

Katsumi Itoh's work exemplifies the spirit of innovation in the automotive industry. His inventions, notably in vehicle power generation systems, highlight his commitment to enhancing the safety and efficiency of modern vehicles. As technology continues to evolve, it will be exciting to see the further contributions this talented inventor will make in the future.

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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