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For the Inventor, By the Inventor

Kasumigaura, Japan

Masaru Yamasaki

This inventor holds 19 USPTO granted patents and 5 published patent applications and 7 EPO patents, primarily in Vehicle Motion Control. Top assignees: Hitachi Astemo Ltd., Hitachi, Ltd., Hitachi Industrial Equipment Systems Co., Ltd.. Active years: 2003-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaru Yamasaki. Retrieved from https://idiyas.com/inventor/masaru-yamasaki

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

USPTO Granted Patents = 19 

% Patents Active = 63.2

 

Average Co-Inventor Count = 4.3

ph-index = 4

Forward Citations = 45(Granted Patents)


Location History:

  • Chiyoda, JP (2003 - 2008)
  • Hitachinaka, JP (2011)
  • Kasumigaura, JP (2011 - 2014)
  • Tokyo, JP (2020 - 2024)

Company Filing History:

goldMedal9 out of 1,501 
 
Hitachi Astemo Ltd.
 patents
silverMedal6 out of 42,740 
 
Hitachi, Ltd.
 patents
bronzeMedal2 out of 498 
 
Hitachi Industrial Equipment Systems Co., Ltd.
 patents
4. 1 out of 2,028 
 
Hitachi Automotive Systems, Ltd.
 patents
5. 1 out of 2,874 
 
Hitachi-High-Technologies Corporation
 patents

Years Active: 2003-2026

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Areas of Expertise:
Vehicle Control
Motion Control
Steering Device
Inverter Control
Active Safety
Hydraulic System
Transmission
Clutch
Torque Generator
Oil-Flooded Compressor
Simulation Program
Liquid Supply
19 patents (USPTO):Explore Patents
1. 12679335 - Vehicle movement control device and vehicle movement control method (2026-07-14),
2. 12649458 - Vehicle motion control device and vehicle motion control method (2026-06-09),
3. 12434712 - Vehicle motion control device and vehicle motion control method (2025-10-07),
4. 12434688 - Vehicle integrated control device and vehicle integrated control method (2025-10-07),
5. 12319314 - Vehicle integrated-control device and vehicle integrated-control method (2025-06-03),
6. 12103555 - Vehicle motion control device and vehicle motion control method (2024-10-01),
7. 11939013 - Steering control device (2024-03-26),
8. 11482961 - Inverter control device (2022-10-25),
9. 11222150 - Simulation program (2022-01-11),
10. 10766523 - Steering device (2020-09-08),
11. 8882476 - Oil-flooded screw compressor, motor drive system, and motor control (2014-11-11),
12. 8551423 - Liquid supply device using check valve and reactive liquid chromatography system (2013-10-08),
13. 8491280 - Oil-flooded screw compressor, motor drive system, and motor control device (2013-07-23),
14. 8008791 - Right-and-left-wheel differential torque generator of vehicle (2011-08-30),
15. 7864033 - Active safety apparatus (2011-01-04),

Title: The Innovative Journey of Masaru Yamasaki

Introduction: Masaru Yamasaki is a pioneering inventor hailing from Kasumigaura, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Masaru Yamasaki holds several patents in the realm of electronics and robotics, showcasing his continuous dedication to pushing the boundaries of technological advancement.

Career Highlights: Throughout his illustrious career, Masaru Yamasaki has been instrumental in developing cutting-edge technologies that have revolutionized various industries. His innovative spirit and commitment to excellence have earned him recognition as a trailblazer in the world of invention.

Collaborations: Masaru Yamasaki has collaborated with leading research institutions and tech companies to further his inventive pursuits. His ability to work in multidisciplinary teams has led to the creation of groundbreaking solutions that have had a lasting impact on the field of innovation.

Conclusion: Masaru Yamasaki's relentless passion for innovation and his remarkable contributions to the world of technology make him a true visionary in the realm of invention. His legacy continues to inspire future generations of inventors to push the boundaries of what is possible.

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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