Hiroshima, Japan

Masanori Hashimoto

This inventor holds 13 USPTO granted patents and 2 EPO patents, primarily in Engine Control Systems. Top assignees: Mazda Motor Corporation, Mazda Motor Corporat Ion. Active years: 2014-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masanori Hashimoto. Retrieved from https://idiyas.com/inventor/masanori-hashimoto-3590e8n1

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

Calculating rank

% Patents Active = 69.2

 

Average Co-Inventor Count = 2.1

ph-index = 1

Forward Citations = 7(Granted Patents)


Location History:

  • Hiroshima, JP (2014 - 2020)
  • Aki-gun, JP (2021)

Company Filing History:


Years Active: 2014-2021

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Areas of Expertise:
Engine Lubrication
Oil Supply
Hydraulic Control
Multi-Cylinder Engine
Control Device
Engine Device
Oil Control
Balancer Device
13 patents (USPTO):Explore Patents

Title: Masanori Hashimoto: Innovator in Engine Technology

Introduction

Masanori Hashimoto is a prominent inventor based in Hiroshima, Japan. He has made significant contributions to the field of engine technology, holding a total of 13 patents. His innovative work focuses on enhancing engine performance and efficiency through advanced lubrication systems and control mechanisms.

Latest Patents

One of Hashimoto's latest patents is an engine lubrication system. This system includes an oil pump driven by the engine, an oil jet mechanism that injects oil under pressure to a piston, and circuitry that sets a target hydraulic pressure based on the engine's operation state. The system is designed to determine the hydraulic pressure state of the oil and adjust the automatic transmission to a lower gear stage when specific conditions are met. Another notable patent is a device and method for controlling the engine. This controller increases the actual oil pressure to a transient oil pressure and supplies oil to valve stopping mechanisms, enhancing the engine's performance during operation.

Career Highlights

Throughout his career, Masanori Hashimoto has worked with notable companies, including Mazda Motor Corporation. His experience in the automotive industry has allowed him to develop innovative solutions that address critical challenges in engine design and functionality.

Collaborations

Hashimoto has collaborated with esteemed colleagues such as Hisashi Okazawa and Toshiaki Nishimoto. Their combined expertise has contributed to the advancement of engine technology and the successful development of Hashimoto's patents.

Conclusion

Masanori Hashimoto's contributions to engine technology through his patents and collaborations highlight his role as a leading inventor in the automotive field. His innovative solutions continue to influence the industry and improve engine performance.

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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