Kenichi Machida

This inventor holds 78 USPTO granted patents and 3 EPO patents, primarily in Internal Combustion Engine (CPC class F02D). Top assignees: Unisia Jecs Corporation, Hitachi, Ltd., Hitachi Unisia Automotive, Ltd.. Active years: 1996-2020.

USPTO Granted Patents = 78

% Patents Active = 70.5

EPO Patents = 3 (Patent Applications = 1)

Average Co-Inventor Count = 1.7

ph-index = 11

Forward Citations = 493(Granted Patents)

Forward Citations (Not Self Cited) = 471(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Gunma, JP (1998 - 2001)
Minoo, JP (2006)
Atsugi, JP (1996 - 2008)
Aomatani-nishi 1-chome, Minoh-shi, Osaka JP (2008)
Isesaki, JP (1997 - 2016)
Osaka, JP (2010 - 2020)

Company Filing History:

31 out of 556

Unisia Jecs Corporation

Hitachi Unisia Automotive, Ltd.

patents

4. 5 out of 2,028

Hitachi Automotive Systems, Ltd.

patents

5. 3 out of 1,328

Japan Science and Technology Agency

patents

6. 3 out of 13,420

Nissan Motor Company Limited

Namiki Precision Jewel Co., Ltd.

11. 7 out of 834,307

Other

patents

where one patent can have more than one assignee

Years Active: 1996-2020

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Areas of Expertise:

Variable Valve Control

Internal Combustion Engine

Nd-Fe-B Magnet

Idle Stop Systems

Control Apparatus

Electric Actuator

Grain Boundary Modification

Engine Valve Opening

Air Amount Control

Cam Phase Detection

Rare Earth Magnet

Photochemical Media

78 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10589355 - Method for modifying grain boundary of Nd—Fe—B base magnet, and body with modified grain boundary treated by the method (2020-03-17),

2. 9347341 - Apparatus and method for controlling variable valve timing mechanism (2016-05-24),

3. 9188078 - Control apparatus of internal combustion engine (2015-11-17),

4. 9121361 - Control system of electric actuator and control method thereof (2015-09-01),

5. 9109472 - Apparatus and method for controlling variable valve mechanism (2015-08-18),

6. 8688359 - Idle stop control method and control device (2014-04-01),

7. 8413635 - Vehicle control device and idling system (2013-04-09),

8. 8355235 - Driving apparatus and control method for electric actuator (2013-01-15),

9. 7824506 - Nd-Fe-B magnet with modified grain boundary and process for producing the same (2010-11-02),

10. 7790300 - R-Fe-B based thin film magnet and method for preparation thereof (2010-09-07),

11. 7676319 - Intake air amount control apparatus for engine and control method thereof (2010-03-09),

12. 7623328 - Driving control apparatus for motion mechanism and control method of driving control apparatus (2009-11-24),

13. 7513229 - Apparatus for and method of controlling variable valve mechanism (2009-04-07),

14. 7458348 - Method and apparatus for controlling variable valve actuation device in internal combustion engine (2008-12-02),

15. 7458347 - Apparatus and method for controlling variable valve operating mechanism (2008-12-02),

Title: Kenichi Machida - Innovative Inventor from Atsugi, JP

Introduction: Kenichi Machida is a renowned inventor hailing from Atsugi, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Kenichi Machida holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous dedication to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Kenichi Machida has worked with leading research institutions and technology companies, playing a pivotal role in the development of cutting-edge solutions that have revolutionized various industries.

Collaborations: Throughout his career, Kenichi Machida has collaborated with top engineers, scientists, and researchers from around the world, fostering a culture of innovation and knowledge sharing that has led to numerous successful projects and inventions.

Conclusion: Kenichi Machida's passion for innovation, coupled with his relentless pursuit of excellence, has solidified his reputation as a visionary inventor in the global technology landscape, inspiring future generations to push the boundaries of what is possible.