Kawasaki, Japan

Katsumi Tottori

This inventor holds 1 USPTO granted patent. Top assignee: Mitsubishi Heavy Industries Transportation Equipment Engineering & Service Co., Ltd.. Active years: 2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsumi Tottori. Retrieved from https://idiyas.com/inventor/katsumi-tottori

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 = 4.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 2011

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1 patent (USPTO):Explore Patents

Title: Innovations of Katsumi Tottori in Boarding Bridge Technology

Introduction

Katsumi Tottori is a notable inventor based in Kawasaki, Japan. He has made significant contributions to the field of transportation equipment, particularly in the design of boarding bridges. His innovative approach aims to enhance passenger safety and convenience during boarding processes.

Latest Patents

Katsumi Tottori holds a patent for a boarding bridge that eliminates level differences between walkway portions of adjacent gangway units. This design prevents the risk of passengers falling during boarding. The boarding bridge features a proximal-end tunnel and a distal-end tunnel that are telescopically fitted, allowing for relative movement in a longitudinal direction. The variable-length walkway of the distal-end tunnel can move between a predetermined height and a lower position, adapting to the needs of passengers.

Career Highlights

Tottori is associated with Mitsubishi Heavy Industries Transportation Equipment Engineering & Service Co., Ltd., where he applies his expertise in engineering and design. His work focuses on improving the functionality and safety of transportation systems.

Collaborations

Throughout his career, Tottori has collaborated with esteemed colleagues such as Yukio Okahira and Toshiro Fushiya. These partnerships have contributed to the advancement of innovative solutions in the transportation sector.

Conclusion

Katsumi Tottori's contributions to boarding bridge technology reflect his commitment to enhancing passenger safety and convenience. His innovative designs continue to influence the transportation 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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