Saitama, Japan

Fuminori Tezuka

This inventor holds 4 USPTO granted patents. Top assignee: Kioritz Corporation. Active years: 2003-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Fuminori Tezuka. Retrieved from https://idiyas.com/inventor/fuminori-tezuka

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

Calculating rank

% Patents Active = 50.0

Average Co-Inventor Count = 2.5

ph-index = 2

Forward Citations = 31(Granted Patents)


Location History:

  • Iruma, JP (2003)
  • Saitama-Ken, JP (2003)
  • Saitama, JP (2004 - 2005)

Company Filing History:


Years Active: 2003-2005

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4 patents (USPTO):Explore Patents

Title: Fuminori Tezuka: Innovator in Power Equipment Technology

Introduction

Fuminori Tezuka is a notable inventor based in Saitama, Japan. He has made significant contributions to the field of power equipment technology, particularly in the design of recoil starters for backpack-type power working machines. With a total of 4 patents to his name, Tezuka's innovations have improved the functionality and usability of these machines.

Latest Patents

One of Tezuka's latest patents is a recoil starter designed for backpack-type power working machines. This innovative starter allows for an easy and smooth starting operation, even when the machine is worn on the operator's back. The design includes a recoil grip that can be anchored to a supporting member positioned close to the operator's waist, enabling the grip to be pulled out in front of the operator. This feature accommodates various operator builds, enhancing user experience.

Another significant patent by Tezuka focuses on creating a lighter and more cost-effective starter for backpack-type power working machines. This design minimizes the risk of damage, even if the starter gets caught on a tree branch. The recoil handle is strategically placed away from the main body of the starter and is supported by a handle-supporting member on the working machine. Additionally, the recoil rope is loosely sheathed in a flexible guide pipe, ensuring ease of use and durability.

Career Highlights

Fuminori Tezuka is currently employed at Kioritz Corporation, where he continues to innovate in the field of power equipment. His work has been instrumental in advancing the technology used in backpack-type power working machines, making them more user-friendly and efficient.

Collaborations

Tezuka has collaborated with notable coworkers such as Hisato Ohsawa and Haruhiro Sasaki. Their combined expertise has contributed to the successful development of innovative solutions in power equipment technology.

Conclusion

Fuminori Tezuka's contributions to the field of power equipment technology are commendable. His innovative designs for recoil starters have significantly improved the usability and efficiency of backpack-type power working machines. Tezuka's work continues to influence the industry, showcasing the importance of innovation in enhancing user experience.

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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