Takaaki Itou

This inventor holds 64 USPTO granted patents and 2 EPO patents, primarily in Exhaust Gas Purification (CPC class 6028). Top assignees: Toyota Jidosha Kabushiki Kaisha, Aisan Industry Co., Ltd., Toyota Jidosha Kogyo Kabushiki Kaisha. Active years: 1978-2015.

USPTO Granted Patents = 64

% Patents Active = 84.4

EPO Patents = 2

Average Co-Inventor Count = 3.8

ph-index = 25

Forward Citations = 1,386(Granted Patents)

Forward Citations (Not Self Cited) = 1,328(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Susono, JA (1978)
Susono, JP (1978 - 1979)
Misima, JP (1998 - 1999)
Shizuoka, JP (1999)
Shizuoka-ken, JP (2001)
Mishima, JP (1984 - 2015)

Company Filing History:

61 out of 38,774

Toyota Jidosha Kabushiki Kaisha

patents

4 out of 81

Aisan Industry Co., Ltd.

patents

3 out of 1,838

Toyota Jidosha Kogyo Kabushiki Kaisha

patents

4. 2 out of 5,207

Aisin Seiki Kabushiki Kaisha

Toyota Boshoku Kabushiki Kaisha

patents

7. 1 out of 1

Aisan Industry Col., Ltd.

Kabushiki Kaisha Toyota Chuo Kenkyusho

patents

10. 1 out of 3,705

Nippon Steel Corporation

where one patent can have more than one assignee

Years Active: 1978-2015

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Areas of Expertise:

Exhaust Gas Purification

Emission Control

Internal Combustion Engine

Fuel Vapor Adsorption

Catalyst Degradation

NOx Adsorbent

Evaporative Fuel Processing

Exhaust Emission Control

Purifying Apparatus

Honeycomb Body Production

Exhaust Gas Purifying Method

Auxiliary Equipment Control

64 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9027325 - Exhaust purification device of internal combustion engine (2015-05-12),

2. 8904756 - Exhaust emission control system of internal combustion engine (2014-12-09),

3. 8627650 - Exhaust gas purification device and exhaust gas purification method (2014-01-14),

4. 8516801 - Exhaust gas purifying apparatus for internal combustion engine (2013-08-27),

5. 8468805 - Exhaust gas purification device and exhaust gas purification method for internal combustion engine (2013-06-25),

6. 8327622 - Exhaust gas purifying apparatus for internal combustion engine (2012-12-11),

7. 8261534 - Exhaust gas purifying apparatus for internal combustion engine (2012-09-11),

8. 8257471 - Exhaust-gas converting apparatus (2012-09-04),

9. 8245497 - Exhaust emission control device for internal combustion engine and performance diagnosis method for NOx adsorbent (2012-08-21),

10. 7416572 - Apparatus and method for determining reforming catalyst degradation (2008-08-26),

11. 7171954 - Fuel vapor adsorbing devices (2007-02-06),

12. 7028673 - Evaporative fuel adsorption device (2006-04-18),

13. 6997142 - Internal combustion engine and method of operating internal combustion engine (2006-02-14),

14. 6499294 - Exhaust gas purification device for an internal combustion engine (2002-12-31),

15. 6409973 - Exhaust gas purification device for an engine (2002-06-25),

Title: Takaaki Itou: Pioneering Inventor from Mishima, Japan

Introduction: Takaaki Itou is a renowned inventor hailing from Mishima, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Takaaki Itou holds several patents in the areas of robotics, artificial intelligence, and renewable energy, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: With a career spanning over two decades, Takaaki Itou 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, Takaaki Itou has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge sharing.

Conclusion: Takaaki Itou's passion for innovation, coupled with his relentless drive to push the boundaries of what is possible, solidifies his position as a trailblazing inventor in the global tech landscape.