Saitama, Japan

Fumio Haga

This inventor holds 2 USPTO granted patents. Top assignee: Honda Giken Kogyo Kabushiki Kaisha. Active years: 1983-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Fumio Haga. Retrieved from https://idiyas.com/inventor/fumio-haga

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 = 4.4

ph-index = 2

Forward Citations = 14(Granted Patents)


Location History:

  • Sayama, JP (1983)
  • Saitama, JP (1994)

Company Filing History:


Years Active: 1983-1994

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2 patents (USPTO):Explore Patents

Title: Fumio Haga: Innovator in Gear Technology

Introduction

Fumio Haga is a notable inventor based in Saitama, Japan. He has made significant contributions to the field of gear technology, holding a total of 2 patents. His work focuses on innovative mechanisms that enhance the efficiency and precision of gear finishing processes.

Latest Patents

Haga's latest patents include a gear finishing apparatus and a rack and pinion gearing. The gear finishing apparatus features a bed with horizontally and vertically extending guide members, a grinding wheel support unit, and multiple actuators that work together to hone the gear teeth of a gear blank. This apparatus allows for precise positioning and rotation of the grinding wheel and gear blank, ensuring high-quality finishing. The rack and pinion gearing patent describes a helical rack and a spiral pinion designed to produce a balancing moment of rotation, preventing inclination and rocking that could lead to a biting effect.

Career Highlights

Fumio Haga is associated with Honda Giken Kogyo Kabushiki Kaisha, a company renowned for its advancements in automotive technology. His work has contributed to the development of innovative gear systems that are essential for various mechanical applications.

Collaborations

Haga has collaborated with notable coworkers such as Takashi Kitamura and Hiromu Okunishi, who have also contributed to advancements in gear technology.

Conclusion

Fumio Haga's contributions to gear technology through his patents and work at Honda Giken Kogyo Kabushiki Kaisha highlight his role as an influential inventor in the field. His innovative designs continue to impact the industry positively.

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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