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For the Inventor, By the Inventor

Hitachinaka, Japan

Masahiro Toyohara

This inventor holds 41 USPTO granted patents and 5 published patent applications and 24 EPO patents, primarily in Fuel Injection Control. Top assignees: Hitachi Automotive Systems, Ltd., Hitachi, Ltd., Hitachi Car Engineering Co., Ltd.. Active years: 1999-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiro Toyohara. Retrieved from https://idiyas.com/inventor/masahiro-toyohara

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

USPTO Granted Patents = 41 

% Patents Active = 85.4

 

Average Co-Inventor Count = 3.7

ph-index = 6

Forward Citations = 125(Granted Patents)


Location History:

  • Hitachioota, JP (2000 - 2001)
  • Hitachiohta, JP (2000 - 2010)
  • Hitachiota, JP (2000 - 2014)
  • Ibaraki, JP (2019)
  • Hitachinaka, JP (1999 - 2022)

Company Filing History:

goldMedal26 out of 2,028 
 
Hitachi Automotive Systems, Ltd.
 patents
silverMedal11 out of 42,731 
 
Hitachi, Ltd.
 patents
bronzeMedal4 out of 248 
 
Hitachi Car Engineering Co., Ltd.
 patents
4. 2 out of 1,495 
 
Hitachi Astemo Ltd.
 patents
5. 1 out of 11 
 
Hitachi Automotive Engineering, Ltd.
 patents
6. 2 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 1999-2022

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Areas of Expertise:
Fuel Injection Control
Internal Combustion Engine
Electromagnetic Valve
Control Apparatus
High Pressure Fuel Pump
Injector Valve Timing
Vehicle Control
Fuel Supply Apparatus
Drive Device
Control Device
Fuel Injection System
Abnormality Detection
41 patents (USPTO):Explore Patents
1. 11401879 - Fuel injection control device (2022-08-02),
2. 11300070 - Electromagnetic valve control unit and internal combustion engine control device using same (2022-04-12),
3. 10961935 - Drive device for fuel injection device, and fuel injection system (2021-03-30),
4. 10895217 - Control apparatus for internal combustion engine (2021-01-19),
5. 10711721 - Control device for electromagnetic fuel injection valve (2020-07-14),
6. 10677184 - Drive device for fuel injection device (2020-06-09),
7. 10662886 - Control device for fuel injection device (2020-05-26),
8. 10655557 - Control device of internal combustion engine (2020-05-19),
9. 10563612 - Control device for internal combustion engine (2020-02-18),
10. 10502155 - Control device for internal combustion engine (2019-12-10),
11. 10393051 - Internal-combustion-engine fuel injection control device (2019-08-27),
12. 10352264 - Fuel injector control device (2019-07-16),
13. 10309336 - Control device for fuel injection valve (2019-06-04),
14. 10247125 - Fuel injection valve control device (2019-04-02),
15. 10240551 - Electromagnetic valve control unit and internal combustion engine control device using same (2019-03-26),

Title: Masahiro Toyohara - Pioneering Inventor from Hitachinaka

Introduction: Masahiro Toyohara is a renowned inventor hailing from Hitachinaka, Japan, known for his groundbreaking contributions to the field of technology and innovation.

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

Career Highlights: Throughout his illustrious career, Masahiro Toyohara has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant technological breakthroughs in various industries.

Collaborations: Masahiro Toyohara has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge exchange to drive progress in the field of technology.

Conclusion: Masahiro Toyohara's relentless pursuit of innovation and his passion for creating cutting-edge solutions have solidified his reputation as a visionary inventor, inspiring the next generation of innovators to push the boundaries of what is possible in the world of technology.

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]
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