Tokyo, Japan

Masahiro Nagashima

This inventor holds 2 USPTO granted patents. Top assignee: Toso Company, Limited. Active years: 1992-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiro Nagashima. Retrieved from https://idiyas.com/inventor/masahiro-nagashima

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 = 3.4

ph-index = 2

Forward Citations = 70(Granted Patents)


Company Filing History:


Years Active: 1992-1996

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2 patents (USPTO):Explore Patents

Title: Masahiro Nagashima: Innovator in Venetian Blind Technology

Introduction

Masahiro Nagashima is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of window treatment technology, particularly in the design and functionality of venetian blinds. With a total of 2 patents to his name, Nagashima's innovations have improved the usability and efficiency of these products.

Latest Patents

Nagashima's latest patents include a "Cord Locking Assembly for Use with Venetian Blind" and an "Apparatus for Lifting and Tilting Slats in a Venetian Blind." The cord locking assembly features a movable plug and a fixed plug hole sleeve, allowing for easy operation of lift cords while ensuring safety and reliability. The apparatus for lifting and tilting slats incorporates a head box, rotating shaft, and various components that work together to enhance the functionality of venetian blinds.

Career Highlights

Masahiro Nagashima is currently employed at Toso Company, Limited, where he continues to innovate and develop new solutions for window treatments. His work has garnered attention for its practicality and effectiveness in improving user experience.

Collaborations

Nagashima has collaborated with notable coworkers such as Tadashi Inaba and Kazuya Hayashi. Their combined expertise has contributed to the successful development of innovative products in the industry.

Conclusion

Masahiro Nagashima's contributions to venetian blind technology exemplify the impact of innovation in everyday products. His patents reflect a commitment to enhancing functionality and user experience in window treatments.

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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