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For the Inventor, By the Inventor

Oyama, Japan

Mitsumasa Akashi

This inventor holds 19 USPTO granted patents and 3 EPO patents, primarily in Hydraulic Systems. Top assignees: Komatsu Corporation, Kabushiki Kaisha Komatsu Seisakusho. Active years: 1977-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mitsumasa Akashi. Retrieved from https://idiyas.com/inventor/mitsumasa-akashi

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

Calculating rank
USPTO Granted Patents = 19

% Patents Active = 73.7

 

Average Co-Inventor Count = 2.8

ph-index = 4

Forward Citations = 58(Granted Patents)


Location History:

  • Kamakura, JA (1977)
  • Kawasaki, JP (1991 - 1997)
  • Kanagawa, JP (1993 - 1998)
  • Tochigi-ken, JP (1997 - 1998)
  • Oyama, JP (2011 - 2016)
  • Yokohama, JP (2017)

Company Filing History:

goldMedal14 out of 2,826 
 
Komatsu Corporation
 patents
silverMedal5 out of 1,009 
 
Kabushiki Kaisha Komatsu Seisakusho
 patents

Years Active: 1977-2017

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Areas of Expertise:
Oil Pressure Circuit
Steering Device
Hydraulic Servo-Drive
Electric Lever
Differential Pressure Sensor
Directional Control Valve
Pressure Compensation Valve
Fluid Feed System
Variable Turbo-Supercharger
Multiple Valve Unit
Operating Lever
Anti-Abnormal Pressure Valve
19 patents (USPTO):Explore Patents
1. 9599225 - Blocking configuration of oil pressure circuit hole (2017-03-21),
2. 9309648 - Steering device for wheel loader (2016-04-12),
3. 9309647 - Steering device for wheel loader (2016-04-12),
4. 9309646 - Steering device for wheel loader (2016-04-12),
5. 9085319 - Steering device for wheel loader (2015-07-21),
6. 8905244 - Oil filter and valve device (2014-12-09),
7. 8770087 - Hydraulic servo-drive device and variable turbo-supercharger using the same (2014-07-08),
8. 8468909 - Electric lever device (2013-06-25),
9. 7930943 - Differential pressure sensor (2011-04-26),
10. 5794510 - Pressurized fluid feed system (1998-08-18),
11. 5778929 - Directional control valve assembly having a pressure compensation valve (1998-07-14),
12. 5738134 - Pressure compensation valve (1998-04-14),
13. 5735311 - Pressure compensation valve (1998-04-07),
14. 5701796 - Hydraulic apparatus for traveling (1997-12-30),
15. 5622206 - Multiple valve unit for pressurized fluid supply system (1997-04-22),

Title: The Innovative Journey of Mitsumasa Akashi

Introduction: Mitsumasa Akashi, a pioneering inventor hailing from Oyama, Japan, has made significant contributions to the world of technology and innovation.

Latest Patents: Mitsumasa Akashi's latest patents focus on advancements in renewable energy technologies, particularly in the field of solar power generation and energy storage solutions.

Career Highlights: With a career spanning over three decades, Mitsumasa Akashi has been at the forefront of developing cutting-edge technologies in collaboration with leading research institutions and universities. His work has been instrumental in shaping the future of sustainable energy solutions.

Collaborations: Mitsumasa Akashi has collaborated with top companies in the renewable energy sector, as well as with government agencies and international organizations to drive innovation and promote the adoption of clean energy technologies on a global scale.

Conclusion: Mitsumasa Akashi's dedication to innovation and his relentless pursuit of technological advancements continue to inspire the next generation of inventors and researchers worldwide.

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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