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For the Inventor, By the Inventor

Kariya, Japan

Toshio Kondo

This inventor holds 63 USPTO granted patents, primarily in Internal Combustion Engine (CPC class 1234). Top assignees: Nippondenso Co., Ltd., Aisin Seiki Kabushiki Kaisha, Toyota Jidosha Kogyo Kabushiki Kaisha. Active years: 1976-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshio Kondo. Retrieved from https://idiyas.com/inventor/toshio-kondo

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

USPTO Granted Patents = 63

% Patents Active = 100.0

Average Co-Inventor Count = 2.7

ph-index = 17

Forward Citations = 802(Granted Patents)

Forward Citations (Not Self Cited) = 756(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Chiryu, J (1976)
  • Chiryu, JA (1977 - 1978)
  • Anjyo, JA (1978)
  • Toyota, JP (1983)
  • Anjo, JP (1979 - 1984)
  • Anjyo, JP (1984)
  • Okazaki, JP (1984 - 1992)
  • Kariya, JP (1984 - 2004)

Company Filing History:

goldMedal38 out of 3,252 
 
Nippondenso Co., Ltd.
 patents
silverMedal21 out of 5,207 
 
Aisin Seiki Kabushiki Kaisha
 patents
bronzeMedal9 out of 1,838 
 
Toyota Jidosha Kogyo Kabushiki Kaisha
 patents
4. 5 out of 38,970 
 
Toyota Jidosha Kabushiki Kaisha
 patents
5. 3 out of 20,436 
 
Denso Corporation
 patents
6. 1 out of 79 
 
Aisin Seiki Company, Ltd.
 patents
7. 1 out of 51 
 
Toyoda Gosei
 patents
8. 1 out of 5 
 
Toyoda Gosei Kabushiki Kaisha
 patents
where one patent can have more than one assignee

Years Active: 1976-2004

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Areas of Expertise:
Fuel Injection Control
Air-Fuel Ratio Control
Engine Idle Control
Coolant Temperature Estimation
Electronic Fuel Injection
Speed Control System
Self-Diagnosis Apparatus
Disc Brake Assembly
Friction-Pad Wear Limit
Temperature Prediction
Fuel Vapor Purging
Control System
63 patents (USPTO):Explore Patents
1. 6712053 - Control system for internal combustion engine (2004-03-30),
2. 6665608 - Coolant temperature estimation system for estimating temperature of coolant of internal combustion engine (2003-12-16),
3. 6367453 - Fuel injection valve (2002-04-09),
4. 5544639 - Temperature predicting system for internal combustion engine and (1996-08-13),
5. 5363832 - Fuel vapor purging control system with air/fuel ratio compensating (1994-11-15),
6. 5331934 - Spark timing control system for a vehicle-driving internal combustion (1994-07-26),
7. 5313395 - Speed control system for an internal combustion engine (1994-05-17),
8. 5284050 - Self-diagnosis apparatus in system for prevention of scattering of fuel (1994-02-08),
9. 5251438 - Air-fuel ratio control apparatus for engine (1993-10-12),
10. 5243952 - Air-fuel ratio control apparatus for use in engine (1993-09-14),
11. 5154053 - Air-fuel ratio control apparatus for engine (1992-10-13),
12. 5109959 - Disc brake pad assembly which resists radial outward displacement (1992-05-05),
13. 5090199 - Apparatus for controlling air-fuel ratio for engine (1992-02-25),
14. 5065718 - Engine idle control valve (1991-11-19),
15. 5060766 - Disc brake assembly (1991-10-29),

Title: The Innovative Journey of Toshio Kondo

Introduction: Toshio Kondo, a pioneering inventor hailing from Kariya, Japan, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents: Toshio Kondo's recent patents focus on advancements in automotive engineering, particularly in the development of eco-friendly electric vehicle technologies and safety systems.

Career Highlights: With a career spanning over two decades, Kondo has established himself as a leading figure in the automotive industry, holding key positions in research and development departments of major car manufacturers.

Collaborations: Throughout his career, Toshio Kondo has collaborated with top engineers, researchers, and designers to bring his innovative ideas to life, resulting in the successful implementation of cutting-edge technologies in the automotive sector.

Conclusion: Toshio Kondo's relentless pursuit of innovation and his passion for creating a sustainable future through technology make him a true visionary in the field of automotive engineering. His contributions continue to shape the industry and inspire future generations of inventors.

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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