Tokyo, Japan

Ichiro Nakajima

This inventor holds 27 USPTO granted patents and 4 published patent applications and 2 EPO patents, primarily in Stretching Apparatus. Top assignees: Sofmap Future Design, Inc., The Japan Steel Works, Ltd., Sony Corporation. Active years: 1993-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ichiro Nakajima. Retrieved from https://idiyas.com/inventor/ichiro-nakajima-y4a0h7xv

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

Calculating rank
USPTO Granted Patents = 27 

% Patents Active = 74.1

 

Average Co-Inventor Count = 2.9

ph-index = 10

Forward Citations = 300(Granted Patents)


Location History:

  • Tokyo, JP (1993 - 2003)
  • Chiba, JP (2009 - 2015)

Company Filing History:


Years Active: 1993-2026

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Areas of Expertise:
Resin-Film Stretch
Link Mechanism
Stretching Machine
Audio Apparatus
Noise Cancel System
Database Systems
Bossless Architecture
Flexible Information Input
Cursor Generating
Digital Cell Technology
Network System
Fast Scrolling
27 patents (USPTO):Explore Patents

Title: Ichiro Nakajima - Innovator in Film Stretching Technology

Introduction

Ichiro Nakajima is a notable inventor based in Tokyo, Japan, recognized for his contributions to film stretching technology. With an impressive portfolio of 22 patents, Nakajima has made significant advancements in the design and functionality of link devices and stretching machines that are vital in various manufacturing processes.

Latest Patents

Among his latest innovations, Nakajima has developed a unique link device and a stretching machine. The link device involves a series of link mechanisms that form an endless chain moving along two rails. Each mechanism incorporates first and second rail holders, alongside guide rollers that allow movement along the rails while rotating. The innovative design features both three-roller and two-roller link mechanisms, arranged alternately to enhance functionality and efficiency.

His stretching apparatus entails a sophisticated film stretching apparatus that includes a pair of link devices designed to carry and stretch films. This apparatus also incorporates a heat treatment unit that performs essential heat treatments on the film. The structure consists of various sprockets that act as drive mechanisms, facilitating the movement and adjustment of the film links during the stretching process.

Career Highlights

Ichiro Nakajima has had a notable career, working with leading companies such as Sofmap Future Design, Inc. and Sony Corporation. His roles within these organizations have allowed him to contribute significantly to the fields of mechanical engineering and innovative design.

Collaborations

Throughout his career, Nakajima collaborated with esteemed colleagues, including Wataru Shoji and Daisuke Tabuchi. Together, they have pushed the boundaries of technology and developed pioneering solutions that have had a lasting impact on the industry.

Conclusion

Ichiro Nakajima's innovative spirit and dedication to advancing film stretching technology have distinguished him as a prominent inventor. His 22 patents are a testament to his expertise and commitment to innovation, setting a benchmark for future inventions in the field. As technology continues to evolve, Nakajima's contributions will undoubtedly influence the landscape of manufacturing and mechanical engineering.

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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