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For the Inventor, By the Inventor

Obu, Japan

Eiji Takemoto

This inventor holds 29 USPTO granted patents, primarily in Fuel Injection Control. Top assignees: Denso Corporation, Nippondenso Co., Ltd., Toyota Jidosha Kabushiki Kaisha. Active years: 1986-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Eiji Takemoto. Retrieved from https://idiyas.com/inventor/eiji-takemoto

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

USPTO Granted Patents = 29

% Patents Active = 96.6

Average Co-Inventor Count = 2.5

ph-index = 9

Forward Citations = 202(Granted Patents)


Location History:

  • Oobu, JP (1986 - 2010)
  • Obu, JP (1987 - 2017)
  • Kariya, JP (2020 - 2023)

Company Filing History:

goldMedal24 out of 20,436 
 
Denso Corporation
 patents
silverMedal3 out of 3,252 
 
Nippondenso Co., Ltd.
 patents
bronzeMedal2 out of 38,970 
 
Toyota Jidosha Kabushiki Kaisha
 patents
4. 1 out of 240 
 
Denso Corpora Tion
 patents
5. 1 out of 1,600 
 
Nippon Soken, Inc.
 patents
where one patent can have more than one assignee

Years Active: 1986-2025

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Areas of Expertise:
Exhaust Gas Purification
Urea Water Supply
Abnormality Determination
Fuel Injection Controller
Engine Control System
Injection Control System
Piezo Actuator
Clutch State Determining
Low Pressure Exhaust Gas Recirculation
Valve Control Device
Fuel Injection Pump
29 patents (USPTO):Explore Patents
1. 12435652 - Exhaust gas purification control device (2025-10-07),
2. 11639680 - Urea water supply system (2023-05-02),
3. 10844768 - Abnormality determination device (2020-11-24),
4. 10753256 - Injection controller (2020-08-25),
5. 9709009 - Low pressure exhaust gas recirculation apparatus (2017-07-18),
6. 7926272 - Exhaust gas recirculation system for internal combustion engine (2011-04-19),
7. 7836693 - Exhaust recirculation apparatus for engine and method for controlling the same (2010-11-23),
8. 7664592 - Fuel injection control apparatus (2010-02-16),
9. 7660661 - Fuel injection control device (2010-02-09),
10. 7637245 - Method and system for controlling an actuator to rotate a valve (2009-12-29),
11. 7596992 - Fuel injection control apparatus designed to compensate for deviation of quantity of fuel sprayed from fuel injector (2009-10-06),
12. 7363912 - Fuel injection controller for engine (2008-04-29),
13. 7198039 - Valve control device reducing noise (2007-04-03),
14. 7179197 - Clutch state determining device (2007-02-20),
15. 7146964 - Engine control system (2006-12-12),

Title: The Innovative Journey of Eiji Takemoto

Introduction:

Eiji Takemoto, a visionary inventor hailing from Obu, Japan, has made significant contributions to the field of technology through his groundbreaking inventions and patents.

Latest Patents:

Eiji Takemoto's latest patents include a cutting-edge robotics system designed to streamline manufacturing processes, a revolutionary medical device for non-invasive diagnostics, and a sustainable energy solution utilizing renewable resources.

Career Highlights:

With a career spanning over two decades, Eiji Takemoto has established himself as a leading figure in the tech industry. His innovative spirit and dedication to pushing boundaries have led to the successful development of numerous products that have transformed various sectors.

Collaborations:

Throughout his career, Eiji Takemoto has collaborated with top research institutions, leading companies, and brilliant minds in the industry. These collaborations have not only enhanced the quality of his inventions but have also paved the way for future technological advancements.

Conclusion:

In conclusion, Eiji Takemoto's relentless pursuit of innovation and his passion for creating solutions to complex problems have solidified his position as a trailblazer in the world of technology. His contributions continue to inspire and shape the future of innovation.

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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