Hiratsuka, Japan

Ichiro Hasegawa

This inventor holds 2 USPTO granted patents. Top assignee: Kabushiki Kaisha Komatsu Seisakusho. Active years: 1977.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ichiro Hasegawa. Retrieved from https://idiyas.com/inventor/ichiro-hasegawa

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.4

ph-index = 2

Forward Citations = 29(Granted Patents)


Location History:

  • Hiratsuka, JA (1977)
  • Tokyo, JA (1977)

Company Filing History:


Years Active: 1977

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2 patents (USPTO):Explore Patents

Title: Ichiro Hasegawa: Innovator in Diesel Engine Technology

Introduction

Ichiro Hasegawa is a notable inventor based in Hiratsuka, Japan. He has made significant contributions to the field of diesel engine technology, holding a total of 2 patents. His work focuses on enhancing the efficiency and safety of diesel engines and construction equipment.

Latest Patents

Hasegawa's latest patents include a preheating apparatus for diesel engines. This innovative device injects fuel into a precombustion chamber equipped with a preheating device. The apparatus ensures that suction air, preheated by the combustion of injected fuel, is supplied to the engine's combustion chamber. The nozzle's opening is controlled based on the engine's speed, optimizing fuel usage during operation.

Another significant patent is the automatic safety and alarming apparatus for construction equipment. This system detects abnormal conditions in the engine and auxiliary machines through sensors. It displays these conditions via multiple display circuits and activates alarms when necessary. The invention also includes a delay circuit that can reduce engine speed or stop it entirely in response to detected abnormalities.

Career Highlights

Ichiro Hasegawa is currently employed at Komatsu Ltd., a leading company in the construction and mining equipment industry. His work at Komatsu has allowed him to apply his innovative ideas to real-world applications, contributing to the advancement of technology in heavy machinery.

Collaborations

Hasegawa has collaborated with notable coworkers, including Yoshiaki Harazoe and Shigeru Kurakami. Their teamwork has fostered an environment of innovation and creativity, leading to the development of groundbreaking technologies.

Conclusion

Ichiro Hasegawa's contributions to diesel engine technology and construction equipment safety highlight his role as a significant inventor. His patents reflect a commitment to improving efficiency and safety in engineering applications. His work continues to influence the industry and inspire future innovations.

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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