Yokohama, Japan

Masanori Harada

This inventor holds 5 USPTO granted patents. Top assignee: Nissan Motor Company Limited. Active years: 1977-1983.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masanori Harada. Retrieved from https://idiyas.com/inventor/masanori-harada

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 = 1.6

ph-index = 3

Forward Citations = 29(Granted Patents)


Location History:

  • Yokohama, JA (1977)
  • Yokohama, JP (1979 - 1983)

Company Filing History:


Years Active: 1977-1983

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5 patents (USPTO):Explore Patents

Title: Masanori Harada: Innovator in Exhaust Gas Purification Technology

Introduction

Masanori Harada is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of internal combustion engine technology, particularly in exhaust gas purification systems. With a total of 5 patents to his name, Harada continues to push the boundaries of innovation in automotive engineering.

Latest Patents

One of Harada's latest patents is an "Exhaust gas purification control apparatus for internal combustion engine." This invention focuses on modifying vacuum signals applied to air-fuel mixture control, exhaust gas recirculation control, and ignition timing control through a vacuum signal modifier. The modifier operates in response to a pressure signal produced by a pressure signal control device, which dilutes a venturi vacuum with air. Another notable patent is the "Vacuum actuated system," which comprises a carburetor induction passage with multiple vacuum ports, vacuum servo means, and a fluid network connecting the vacuum ports to the servo means. This system includes control means for selectively managing communication between the vacuum ports and the servo means.

Career Highlights

Masanori Harada is currently employed at Nissan Motor Company Limited, where he applies his expertise in developing advanced automotive technologies. His work has been instrumental in enhancing the efficiency and environmental performance of internal combustion engines.

Collaborations

Throughout his career, Harada has collaborated with talented individuals such as Takeshi Tanuma and Kosuke Ito. These partnerships have fostered a creative environment that encourages innovation and the development of cutting-edge technologies.

Conclusion

Masanori Harada's contributions to exhaust gas purification technology exemplify his commitment to innovation in the automotive industry. His patents reflect a deep understanding of engineering principles and a dedication to improving environmental sustainability.

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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