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Shigeki Nakayama

USPTO Granted Patents = 51

EPO Patents = 37 (Patent Applications = 34)

Average Co-Inventor Count = 3.6

ph-index = 8

Forward Citations = 213(Granted Patents)

Forward Citations (Not Self Cited) = 207(Dec 10, 2025)

Location History:

Susono, JP (2002 - 2014)
Gotenba, JP (2014 - 2019)
Gotemba, JP (2016 - 2022)
Toyota, JP (2022)

Company Filing History:

51 out of 36,713

Toyota Jidosha Kabushiki Kaisha

Daiichi Kigenso Kagaku Kogyo Co., Ltd.a

Kabushiki Kaisha Toyota Jidoshokki

where one patent can have more than one assignee

Years Active: 2002-2025

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Areas of Expertise:

Machine Learning

Hybrid Vehicles

Internal Combustion Engine

Exhaust Gas Purification

Catalyst Composition

Particulate Filter

Exhaust Emission Control

Urea Water Supply

Feedback Control

Exhaust Gas Recirculation

Soot Estimation

Gas Mixture Analysis

51 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12482241 - Machine learning device and recording medium (2025-11-25),

2. 12475782 - Control device, recording medium, and data generation method (2025-11-18),

3. 11427182 - Control device and control method for hybrid vehicle (2022-08-30),

4. 11286870 - Catalyst temperature calculating device, and controller for internal combustion engine (2022-03-29),

5. 11215137 - Engine device (2022-01-04),

6. 11162468 - Control device (2021-11-02),

7. 10894520 - Control device (2021-01-19),

8. 10337376 - Exhaust gas purification system for an internal combustion engine (2019-07-02),

9. 10323558 - Exhaust gas purification apparatus for internal combustion engine (2019-06-18),

10. 10316776 - Control apparatus for an internal combustion engine (2019-06-11),

11. 10125647 - Exhaust gas purification apparatus for an internal combustion engine (2018-11-13),

12. 9861959 - Catalyst composition and exhaust gas purifying method (2018-01-09),

13. 9822683 - Exhaust gas purification system for internal combustion engine (2017-11-21),

14. 9719394 - Exhaust purification system for internal combustion engine (2017-08-01),

15. 9662612 - Exhaust gas purification apparatus for internal combustion engine (2017-05-30),

Title: The Innovative Journey of Shigeki Nakayama

Introduction: Shigeki Nakayama is a renowned inventor hailing from Gotenba, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Shigeki Nakayama holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous dedication to pushing the boundaries of what is possible.

Career Highlights: With a career spanning over two decades, Nakayama has worked with leading tech companies and research institutions, spearheading projects that have revolutionized industries and improved the quality of life for many.

Collaborations: Throughout his career, Shigeki Nakayama has collaborated with top engineers, scientists, and designers from around the world, fostering a culture of innovation and excellence in all his projects.

Conclusion: Shigeki Nakayama's relentless pursuit of innovation and his passion for creating a better future through technology make him a true pioneer in the world of inventions.

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