Fujisawa, Japan

Ko Hiratsuka

This inventor holds 3 USPTO granted patents. Top assignees: Jidosha Denki Kogyo Kabushiki Kaisha, Nissan Motor Company Limited, Nifco Inc.. Active years: 1983-1984.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ko Hiratsuka. Retrieved from https://idiyas.com/inventor/ko-hiratsuka

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


% Patents Active = 100.0

Average Co-Inventor Count = 3.3

ph-index = 3

Forward Citations = 54(Granted Patents)


Location History:

  • Chigasaki, JP (1983)
  • Fujisawa, JP (1983 - 1984)

Company Filing History:


Years Active: 1983-1984

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3 patents (USPTO):Explore Patents

Title: Ko Hiratsuka: Innovator in Fuel Supply Systems

Introduction

Ko Hiratsuka is a notable inventor based in Fujisawa, Japan. He has made significant contributions to the field of fuel supply systems, holding a total of 3 patents. His innovative designs focus on enhancing the efficiency and functionality of internal combustion engines.

Latest Patents

Hiratsuka's latest patents include a fuel supply control system for an internal combustion engine. This system utilizes a sensor to detect the flow rate of fuel returned from the engine to the fuel tank, allowing for precise control of the pump motor. This ensures that an appropriate amount of fuel is supplied from the pump to the engine. Another significant patent is a filter device for a fuel tank. This device features an upper wall that supports a tubular member, a bottom wall spaced from the upper wall, and a cylindrical wall that holds a mesh. The design allows for effective filtration while integrating different plastic materials to accommodate varying rates of dimensional change.

Career Highlights

Throughout his career, Ko Hiratsuka has worked with prominent companies such as Jidosha Denki Kogyo and Nissan Motor Company Limited. His experience in these organizations has contributed to his expertise in automotive technologies and fuel systems.

Collaborations

Hiratsuka has collaborated with notable coworkers, including Kiyokazu Yamamoto and Michiaki Sasaki. Their combined efforts have led to advancements in fuel supply technologies.

Conclusion

Ko Hiratsuka's contributions to fuel supply systems demonstrate his innovative spirit and technical expertise. His patents reflect a commitment to improving engine efficiency and functionality.

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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