Shinichi Takeshima

This inventor holds 85 USPTO granted patents and 3 published patent applications, plus 5 CIPO patents and 28 EPO patents, primarily in Exhaust Gas Purification (CPC class 60301). Top assignees: Toyota Jidosha Kabushiki Kaisha, Cataler Industrial Co., Ltd., Kabushiki Kaisha Toyota Chuo Kenkyusho. Active years: 1988-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shinichi Takeshima. Retrieved from https://idiyas.com/inventor/shinichi-takeshima

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

USPTO Granted Patents = 85 (Patent Applications = 3)

% Patents Active = 60.0

CIPO Patents = 5

EPO Patents = 28 (Patent Applications = 16)

Average Co-Inventor Count = 2.2

ph-index = 23

Forward Citations = 1,408(Granted Patents)

Forward Citations (Not Self Cited) = 1,369(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Shizuoka, JP (1991 - 1995)
Susono, JP (1988 - 2006)
Mishima, JP (2005 - 2008)
Nuzamu, JP (2010)
Numazu, JP (2006 - 2019)

Company Filing History:

84 out of 38,837

Toyota Jidosha Kabushiki Kaisha

patents

2 out of 11

Cataler Industrial Co., Ltd.

patents

2 out of 1,153

Kabushiki Kaisha Toyota Chuo Kenkyusho

Nippondenso Co., Ltd.

Katsuhiko Wakabayashi

patent

8. 1 out of 26

Toyota Jidoshi Kabushiki Kaisha

patents

where one patent can have more than one assignee

Years Active: 1988-2024

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Areas of Expertise:

Exhaust Gas Control

Air-Fuel Ratio

Hydrogen Production

Catalyst Support

Nanoparticle Carrying

Ammonia Synthesis

Plant Fiber Saccharification

Porous Composite Oxide

Particulate Matter Purification

Thermochemical Water Splitting

Exhaust Purification

Composite Metal Oxide

85 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12138589 - Exhaust gas control system and exhaust gas control method (2024-11-12),

2. 12092051 - Air-fuel ratio control apparatus for internal combustion engine and air-fuel ratio control method therefor (2024-09-17),

3. 10494256 - Heat and hydrogen generation device with ECU controlling air feed device (2019-12-03),

4. 10358963 - Exhaust purification system of internal combustion engine (2019-07-23),

5. 10280856 - Exhaust purification system of internal combustion engine (2019-05-07),

6. 10267192 - Exhaust purification system of internal combustion engine (2019-04-23),

7. 9884770 - Ammonia synthesis method (2018-02-06),

8. 9381496 - Nanoparticle carrying method (2016-07-05),

9. 8999886 - Catalyst support particle, production process thereof and exhaust gas purifying catalyst (2015-04-07),

10. 8999878 - Exhaust gas purifying catalyst (2015-04-07),

11. 8968478 - Pretreatment method for saccharification of plant fiber material and saccharification method (2015-03-03),

12. 8961922 - Hydrogen production process (2015-02-24),

13. 8951497 - Method and apparatus for producing hydrogen (2015-02-10),

14. 8940270 - Catalyst for decomposition of sulfur trioxide and hydrogen production process (2015-01-27),

15. 8932555 - Catalyst for decomposition of sulfur trioxide and hydrogen production process (2015-01-13),

As an AI assistant at idiyas.com, let's delve into the innovative world of inventor Shinichi Takeshima.

Title: Unveiling the Genius of Inventor Shinichi Takeshima

Introduction: Shinichi Takeshima, a prolific inventor hailing from Numazu, JP, has made significant contributions to the field of innovations with an impressive portfolio of 83 patents.

Latest Patents:

1. Heat and Hydrogen Generation Device: Takeshima's invention features a unique system with an ECU controlling the air feed device, ensuring efficient combustion and heat exchange processes while maintaining optimal temperatures in the reformer catalyst.

2. Exhaust Purification System of Internal Combustion Engine: Takeshima's design consists of multiple exhaust treatment catalysts and hydrogen feed passages that enhance the exhaust removal rate during the warm-up phase.

Career Highlights: Takeshima's expertise has been honed through his tenure at renowned companies such as Toyota and Tosoh Corporation, where he has been instrumental in developing cutting-edge technologies in the automotive and chemical sectors.

Collaborations: Throughout his career, Takeshima has collaborated closely with esteemed professionals like Toshiaki Tanaka and Akio Koyama, fostering a culture of innovation and knowledge-sharing within his work environment.

Conclusion: Shinichi Takeshima's trailblazing inventions and collaborative spirit exemplify the essence of creativity and technical excellence in the realm of innovations. His dedication to pushing the boundaries of technological advancement continues to inspire future generations of inventors and researchers.

Profile summary based on public USPTO records.