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For the Inventor, By the Inventor

Yokosuka, Japan

Hatuo Nagaishi

This inventor holds 6 USPTO granted patents. Top assignee: Nissan Motor Company Limited. Active years: 1976-1980.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hatuo Nagaishi. Retrieved from https://idiyas.com/inventor/hatuo-nagaishi

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

USPTO Granted Patents = 6

% Patents Active = 100.0

Average Co-Inventor Count = 2.5

ph-index = 5

Forward Citations = 38(Granted Patents)


Location History:

  • Yokosuka, JA (1976 - 1977)
  • Yokosuka, JP (1978 - 1980)

Company Filing History:

goldMedal6 out of 13,420 
 
Nissan Motor Company Limited
 patents

Years Active: 1976-1980

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6 patents (USPTO):Explore Patents
1. 4183339 - Electrostatic fuel atomizing apparatus for internal combustion engine (1980-01-15),
2. 4150647 - Feedback fuel supply control system having electrostatic flow rate (1979-04-24),
3. 4106288 - Exhaust gas reactor for internal combustion engine and its manufacturing (1978-08-15),
4. 4012905 - Exhaust cleaning system for internal combustion engine (1977-03-22),
5. 3979905 - Thermal reactor (1976-09-14),
6. 3934412 - Thermal reactor for afterburning automotive internal combustion engine (1976-01-27),

Title: Hatuo Nagaishi: Innovator in Fuel Atomization Technology

Introduction

Hatuo Nagaishi is a notable inventor based in Yokosuka, Japan. He has made significant contributions to the field of internal combustion engine technology, holding a total of 6 patents. His work focuses on enhancing fuel efficiency and atomization processes, which are crucial for modern automotive engineering.

Latest Patents

Nagaishi's latest patents include an "Electrostatic Fuel Atomizing Apparatus for Internal Combustion Engine." This invention features a piston that is slidably received in a tubular housing, which moves in response to the instantaneous flow of intake air. This mechanism varies the number of small diameter tubes through which fuel can be jetted, utilizing a variable electrostatic force induced by high voltage across an electrode immersed in the fuel. Another significant patent is the "Feedback Fuel Supply Control System Having Electrostatic Flow Rate." This system comprises an electrostatic apparatus that produces an electric field in a fuel discharge passage, allowing for variations in fuel flow rate. It includes a flow rate detector that provides feedback to an electronic controller, ensuring optimal fuel flow based on engine operating conditions.

Career Highlights

Hatuo Nagaishi is currently employed at Nissan Motor Company Limited, where he continues to innovate in the automotive sector. His work has been instrumental in developing technologies that improve engine performance and fuel efficiency.

Collaborations

Nagaishi has collaborated with notable colleagues such as Kenji Masaki and Yoshio Ookubo. Their combined expertise has contributed to advancements in fuel atomization and engine technology.

Conclusion

Hatuo Nagaishi's contributions to fuel atomization technology reflect his commitment to innovation in the automotive industry. His patents demonstrate a forward-thinking approach to enhancing engine efficiency and 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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