Takashi Iwamoto

This inventor holds 55 USPTO granted patents and 6 published patent applications, plus 6 CIPO patents and 10 EPO patents, primarily in Case Hardening Steel. Top assignees: Honda Giken Kogyo Kabushiki Kaisha, Jfe Steel Corporation, Nifco Inc.. Active years: 1995-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Iwamoto. Retrieved from https://idiyas.com/inventor/takashi-iwamoto-vj7c6124

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

Calculating rank

USPTO Granted Patents = 55 (Patent Applications = 6)

% Patents Active = 69.1

CIPO Patents = 6

EPO Patents = 10 (Patent Applications = 7)

Average Co-Inventor Count = 3.2

ph-index = 12

Forward Citations = 424(Granted Patents)

Forward Citations (Not Self Cited) = 421(Dec 10, 2025)

Location History:

Hyogo, JP (1995)
Okayama, JP (1995 - 1997)
Wako, JP (1999 - 2004)
Machida, JP (1998 - 2008)
Chiyoda-ku, JP (2008)
Saitama, JP (2010)
Hokkaido, JP (1999 - 2011)
Muroran, JP (2003 - 2013)
Kurashiki, JP (2000 - 2018)
Tokyo, JP (1997 - 2024)

Company Filing History:

13 out of 10,092

Honda Giken Kogyo Kabushiki Kaisha

patents

11 out of 1,974

Jfe Steel Corporation

The Japan Steel Works, Ltd.

patents

5. 5 out of 16,627

Mitsubishi Electric Corporation

patents

6. 4 out of 1,256

Kawasaki Steel Corporation

patents

7. 4 out of 21,351

Mitsubishi Denki Kabushiki Kaisha

patents

8. 2 out of 22,006

Honda Motor Co., Ltd.

patents

9. 2 out of 772

Koyo Seiko Company, Ltd.

patents

10. 1 out of 510

Asahi Kasei Chemicals Corporation

patents

11. 1 out of 86

Asahi Kasei E-Materials Corporation

patents

12. 1 out of 4

Jfe Bars & Shapes Corporation

15. 1 out of 834,601

Other

patents

where one patent can have more than one assignee

Years Active: 1995-2024

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Areas of Expertise:

Nitrocarburizing

Case Hardening

Hydrogen Storage

Mechanical Components

Optical Encoder

Fuel Supply

Position Measurement

Rolling Fatigue Life

Catalytic Converter

GPS Positioning

Hybrid Vehicle Control

Sintered Calcium Phosphate

55 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11959177 - Steel for nitrocarburizing and nitrocarburized component, and methods of producing same (2024-04-16),

2. 11332799 - Case hardening steel, method of producing the same, and method of producing gear parts (2022-05-17),

3. 11242593 - Steel for nitrocarburizing, and component (2022-02-08),

4. 11174543 - Case hardening steel, method of producing case hardening steel, and method of producing gear part (2021-11-16),

5. 10981832 - Sintered calcium phosphate molded body and process for manufacturing the same (2021-04-20),

6. 10774534 - Deformed reinforcing bar (2020-09-15),

7. 10618101 - Mechanical structural component and method for manufacturing same (2020-04-14),

8. 10399583 - Position measurement device and position measurement method (2019-09-03),

9. 10125416 - Steel for nitrocarburizing and nitrocarburized component, and methods for producing said steel for nitrocarburizing and said nitrocarburized component (2018-11-13),

10. 8765850 - Polyacetal resin composition and preparation process thereof (2014-07-01),

11. 8607969 - Composition comprising hydrogen storage alloy and resin (2013-12-17),

12. 8488649 - Code converting apparatus, receiver, and code converting method (2013-07-16),

13. 8415610 - Optical encoder having a single signal track and an optical detecting part with sine and cosine signals (2013-04-09),

14. 8118953 - Method for producing steel part having long rolling contact fatigue life (2012-02-21),

15. 8011223 - Remaining hydrogen sensor (2011-09-06),

Hello! Welcome to idiyas.com - your hub for all things innovations, inventions, inventors, patent attorneys, assignees, and patents. Let's delve into the life and work of the talented inventor Takashi Iwamoto from Tokyo, Japan.

**Title: Unveiling the Innovations of Takashi Iwamoto**

Introduction:

Takashi Iwamoto, a distinguished inventor based in Tokyo, JP, has made significant contributions to the field of materials engineering with an impressive portfolio of 35 patents to his name. His groundbreaking work has left a lasting impact on the industry.

Latest Patents:

Iwamoto's latest patents include advancements in steel technology for nitrocarburizing and nitrocarburized components. These patents focus on enhancing the properties of core parts and surface layers through precise chemical compositions and specialized microstructures.

Career Highlights:

Throughout his career, Takashi Iwamoto has been associated with renowned companies like JFE Steel Corporation and Nifco Inc. His expertise and innovative mindset have led to the development of cutting-edge materials that have revolutionized the manufacturing sector.

Collaborations:

Iwamoto's collaborations with industry professionals such as Akihiro Matsuzaki and Kazukuni Hase have been instrumental in driving forward his research and development projects. Together, they have pushed the boundaries of material science and engineering.

Conclusion:

In conclusion, Takashi Iwamoto stands as a beacon of innovation in the realm of materials engineering. His relentless pursuit of excellence and dedication to pushing the boundaries of what is possible continue to inspire the next generation of inventors and researchers. Thank you for exploring the remarkable journey of this visionary inventor with us on idiyas.com!

If you have any more requests or need further information on innovations, inventions, or patents, feel free to ask!

Profile summary based on public USPTO records.