logo

For the Inventor, By the Inventor

Numazu, Japan

Toshiaki Tanaka

This inventor holds 89 USPTO granted patents and 1 EPO patent, primarily in Exhaust Gas Purification (CPC class F01N3-00). Top assignees: Toyota Jidosha Kabushiki Kaisha, Genesis Research Institute, Incorporated, Cataler Industrial Co., Ltd.. Active years: 1987-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshiaki Tanaka. Retrieved from https://idiyas.com/inventor/toshiaki-tanaka-euygm8q0

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

USPTO Granted Patents = 89

% Patents Active = 70.8


Average Co-Inventor Count = 4.2

ph-index = 22

Forward Citations = 1,639(Granted Patents)

Forward Citations (Not Self Cited) = 1,605(Dec 10, 2025)


Inventors with similar research interests:

🔬 See more inventors

Location History:

  • Toyota, JP (1987 - 2001)
  • Susono, JP (1987 - 2004)
  • Numazu, JP (1992 - 2014)
  • Shizuoka, JP (1995 - 2015)
  • Nagoya, JP (1997 - 2024)

Company Filing History:

goldMedal85 out of 38,970 
 
Toyota Jidosha Kabushiki Kaisha
 patents
silverMedal6 out of 21 
 
Genesis Research Institute, Incorporated
 patents
bronzeMedal2 out of 11 
 
Cataler Industrial Co., Ltd.
 patents
4. 2 out of 7 
 
Nihon Bunko Kogyo Kabushiki Kaisha
 patents
5. 1 out of 1,153 
 
Kabushiki Kaisha Toyota Chuo Kenkyusho
 patents
6. 1 out of 1 
 
Katsuhiko Wakabayashi
 patent
7. 1 out of 2,328 
 
Makita Corporation
 patents
8. 1 out of 60 
 
Nachi - Fujikoshi Corporation
 patents
9. 1 out of 3,252 
 
Nippondenso Co., Ltd.
 patents
10. 1 out of 12 
 
Nippondenso Kabushiki Kaisha
 patents
11. 1 out of 26 
 
Toyota Jidoshi Kabushiki Kaisha
 patents
12. 1 out of 22 
 
Toyoto Jidosha Kabushiki Kaisha
 patents
13. 1 out of 834,570 
Other
 patents
where one patent can have more than one assignee

Years Active: 1987-2024

Loading Chart...
Loading Chart...
Areas of Expertise:
Exhaust Gas Purification
Catalyst
Emission Control
Internal Combustion Engine
Exhaust Emission
Purification Method
Reducing Agent
Sludge Adhesion
Four-Stroke Engine
Porous Carrier
Purifying Apparatus
Exhaust Gas Device
89 patents (USPTO):Explore Patents
1. 12128383 - Cluster supported catalyst and production method therefor (2024-10-29),
2. 11998896 - Cluster supported catalyst and production method therefor (2024-06-04),
3. 11673126 - Cluster-supporting porous carrier and method for producing same (2023-06-13),
4. 11219884 - Cluster supported catalyst and production method therefor (2022-01-11),
5. 11014073 - Cluster supported catalyst and method for producing same (2021-05-25),
6. 10576460 - Cluster-supporting catalyst and process for producing the same (2020-03-03),
7. 9022004 - Four-stroke engine (2015-05-05),
8. 8651093 - Sludge adhesion inhibiting structure for internal combustion engine (2014-02-18),
9. RE42156 - Exhaust emission control system of an internal combustion engine (2011-02-21),
10. 7520126 - Exhaust purification method and exhaust purification apparatus of internal combustion engine (2009-04-21),
11. 7338642 - Exhaust gas purification device for engine (2008-03-04),
12. 7296401 - Device for purifying the exhaust gas of an internal combustion engine (2007-11-20),
13. 7272924 - Exhaust gas purification device of internal combustion engine (2007-09-25),
14. 7086223 - Exhaust gas purification device of internal combustion engine (2006-08-08),
15. 7086222 - Exhaust gas purification device of internal combustion engine (2006-08-08),

Title: The Innovative Journey of Toshiaki Tanaka

Introduction: Toshiaki Tanaka, a pioneering inventor hailing from Numazu, Japan, has made significant contributions to the world of technology and innovation through his groundbreaking inventions.

Latest Patents: Toshiaki Tanaka holds several patents in the field of robotics and artificial intelligence, with his most recent patent focusing on a revolutionary humanoid robot designed to assist in healthcare settings.

Career Highlights: Tanaka's illustrious career began at a young age when he displayed a natural talent for engineering. Throughout the years, he has worked for top tech companies, leading research institutions, and universities, honing his skills and pushing the boundaries of what is possible in the realm of technology.

Collaborations: Tanaka is known for his collaborative spirit, having worked with some of the brightest minds in the industry to bring his inventions to life. His partnerships with renowned universities and research institutions have resulted in cutting-edge innovations that have the potential to shape the future.

Conclusion: Toshiaki Tanaka's relentless pursuit of innovation and his passion for pushing the limits of technology have solidified his place as a trailblazer in the world of inventions. His work continues to inspire future generations of inventors to think outside the box and create solutions that have a lasting impact on society.

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]
Loading…