Kazuo Otsuka

This inventor holds 26 USPTO granted patents, primarily in Internal Combustion Engines. Top assignees: Honda Giken Kogyo Kabushiki Kaisha, Honda Motor Co., Ltd.. Active years: 1980-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuo Otsuka. Retrieved from https://idiyas.com/inventor/kazuo-otsuka-r8vkk60v

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

Calculating rank

USPTO Granted Patents = 26

% Patents Active = 100.0

Average Co-Inventor Count = 3.1

ph-index = 12

Forward Citations = 294(Granted Patents)

Location History:

Kawagoe, JP (1980)
Tanashi, JP (1982)
Higashikurume, JP (1982 - 1985)
Saitama, JP (1988)
Wako, JP (1999)
Saitama-ken, JP (2000)

Company Filing History:

17 out of 10,092

Honda Giken Kogyo Kabushiki Kaisha

patents

9 out of 22,925

Honda Motor Co., Ltd.

patents

Years Active: 1980-2000

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Areas of Expertise:

Internal Combustion Engine

Air-Fuel Ratio Control

Electric Vehicle Systems

Control System

Flow Rate Control

Exhaust-Gas Recirculation

Fail Safe Function

Fuel Supply Apparatus

Pulse Motors

Multicylinder Engine

Magnet Technology

Rotating Machine

26 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6081052 - Rotor for rotating machine, process for producing the same, and magnet (2000-06-27),

2. 5880574 - Control system for electric vehicle (1999-03-09),

3. 4718396 - Multicylinder internal combustion engine with rotation sensor (1988-01-12),

4. 4526148 - Air-fuel ratio control system for an internal combustion engine (1985-07-02),

5. 4503479 - Electronic circuit for vehicles, having a fail safe function for (1985-03-05),

6. 4478199 - Method of controlling exhaust-gas recirculation in internal combustion (1984-10-23),

7. 4450812 - Electric control system for internal combustion engines, having fail (1984-05-29),

8. 4450680 - Air/fuel ratio control system for internal combustion engines, having (1984-05-29),

9. 4434764 - Air/fuel ratio feedback control system for internal combustion engines, (1984-03-06),

10. 4414950 - Fail safe device for air/fuel ratio feedback control system (1983-11-15),

11. 4407243 - Air/fuel ratio control system having function of controlling supply of (1983-10-04),

12. 4401080 - Air/fuel ratio control system for internal combustion engines, having (1983-08-30),

13. 4399792 - Air/fuel ratio control system for internal combustion engines, having (1983-08-23),

14. 4393843 - Air-fuel ratio feedback control system for internal combustion engines, (1983-07-19),

15. 4393842 - Air/fuel ratio control system for internal combustion engines, having (1983-07-19),

Title: Kazuo Otsuka - Pioneering Japanese Inventor

Introduction: Kazuo Otsuka is a renowned inventor hailing from Higashikurume, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Kazuo Otsuka holds several patents in the areas of robotics, artificial intelligence, and renewable energy, showcasing his continuous commitment to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over three decades, Otsuka has worked with leading tech companies in Japan, spearheading projects that have revolutionized industries and improved the quality of life for many.

Collaborations: Throughout his career, Kazuo Otsuka has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge sharing.

Conclusion: Kazuo Otsuka's relentless pursuit of innovation and his passion for creating solutions to complex challenges have solidified his reputation as a visionary inventor in the global tech community.

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]