Tokyo, Japan

Naoki Hashiguchi

This inventor holds 9 USPTO granted patents and 2 published patent applications and 6 EPO patents. Top assignee: Mitsubishi Denki Kabushiki Kaisha. Active years: 2004-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naoki Hashiguchi. Retrieved from https://idiyas.com/inventor/naoki-hashiguchi

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

USPTO Granted Patents = 9 

% Patents Active = 44.4

 

Average Co-Inventor Count = 1.5

ph-index = 3

Forward Citations = 40(Granted Patents)


Company Filing History:


Years Active: 2004-2010

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9 patents (USPTO):Explore Patents

Title: Naoki Hashiguchi: Innovator in Elevator Technology

Introduction

Naoki Hashiguchi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of elevator technology, holding a total of 9 patents. His innovative designs focus on enhancing the performance and efficiency of elevator systems.

Latest Patents

One of Hashiguchi's latest patents is an elevator hoist apparatus. This invention includes a stationary frame member, a main shaft, and a rotary frame member that extends in a radial direction. The design features a brake unit that enhances safety and performance. Another notable patent is for an elevator hoisting machine that integrates a stator mounting portion and a fixed main shaft. This machine is characterized by its unique braking surface and motor design, which improves the overall functionality of the elevator system.

Career Highlights

Hashiguchi works for Mitsubishi Denki Kabushiki Kaisha, a leading company in the electrical and electronic equipment industry. His work has been instrumental in advancing elevator technology, making it safer and more efficient for users.

Collaborations

Throughout his career, Hashiguchi has collaborated with notable coworkers such as Hitoshi Ota and Akira Hashimoto. These partnerships have contributed to the development of innovative solutions in the elevator sector.

Conclusion

Naoki Hashiguchi's contributions to elevator technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence the design and functionality of modern elevator systems.

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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