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For the Inventor, By the Inventor

Yokosuka, Japan

Mitsuhiko Ezoe

This inventor holds 13 USPTO granted patents. Top assignee: Nissan Motor Company Limited. Active years: 1976-1984.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mitsuhiko Ezoe. Retrieved from https://idiyas.com/inventor/mitsuhiko-ezoe

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

Calculating rank
USPTO Granted Patents = 13

% Patents Active = 100.0

Average Co-Inventor Count = 1.4

ph-index = 8

Forward Citations = 234(Granted Patents)


Location History:

  • Yokohama, JA (1976 - 1977)
  • Yokosuka, JA (1978)
  • Yokosuka, JP (1978 - 1984)

Company Filing History:

goldMedal13 out of 13,420 
 
Nissan Motor Company Limited
 patents

Years Active: 1976-1984

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13 patents (USPTO):Explore Patents
1. 4441359 - Method and apparatus for inspecting vehicles (1984-04-10),
2. 4422421 - Combustion knock preventing apparatus for an internal combustion engine (1983-12-27),
3. 4369756 - Plasma jet ignition system for internal combustion engine (1983-01-25),
4. 4340021 - Ignition advance angle controlling device (1982-07-20),
5. 4221193 - Fuel injection system for an automotive internal combustion engine (1980-09-09),
6. 4217863 - Fuel injection system equipped with a fuel increase command signal (1980-08-19),
7. 4153022 - Electronic closed loop air-fuel ratio control system (1979-05-08),
8. 4149408 - Diagnostic monitoring device for closed loop air/fuel ratio control (1979-04-17),
9. 4136564 - Mass flow rate detector of electrostatic type (1979-01-30),
10. 4127088 - Closed-loop emission control apparatus for multi-cylinder internal (1978-11-28),
11. 4071109 - Power steering control with damping action against rapid change in (1978-01-31),
12. 4013951 - Circuit testing apparatus (1977-03-22),
13. 3958834 - Automatic anti-skid braking system (1976-05-25),

Title: Innovations of Mitsuhiko Ezoe

Introduction

Mitsuhiko Ezoe is a prominent inventor based in Yokosuka, Japan. He has made significant contributions to the automotive industry, particularly through his work at Nissan Motor Company Limited. With a total of 13 patents to his name, Ezoe has developed innovative technologies that enhance vehicle performance and safety.

Latest Patents

One of Ezoe's latest patents is a method and apparatus for inspecting vehicles. This technology allows for the automatic inspection of different types of automotive vehicles, taking into account varying age and mileage parameters. The system utilizes a programmed digital computer that responds to outputs from measuring instruments to assess the engine, steering, and braking responses of the vehicles. The computer processes data indicative of the vehicle type and parameters, deriving extreme values for acceptable ranges and generating malfunction signals when responses fall outside these ranges.

Another notable patent is a combustion knock preventing apparatus for internal combustion engines. This invention detects combustion knock and retards the ignition timing of the engine. It includes a mechanism that disables the knock detection signal when an unstable condition of the storage battery voltage is detected. This innovation prevents false knock detection signals during engine cranking or when the engine speed is below a predetermined level.

Career Highlights

Ezoe's career at Nissan Motor Company Limited has been marked by his dedication to advancing automotive technology. His work has not only improved vehicle safety but has also contributed to the overall efficiency of automotive systems. His innovative spirit and technical expertise have made him a valuable asset to the company.

Collaborations

Throughout his career, Ezoe has collaborated with talented individuals such as Akio Hosaka and Masaharu Asano. These collaborations have fostered a creative environment that has led to the development of groundbreaking automotive technologies.

Conclusion

Mitsuhiko Ezoe's contributions to the automotive industry through his patents and innovations have significantly impacted vehicle safety and performance. His work continues to inspire advancements in automotive technology, making him a noteworthy figure 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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