Osaka, Japan

Tetsuya Kojima

This inventor holds 24 USPTO granted patents, primarily in Fluid Control Technology. Top assignees: Fujikin Inc., Masako Kiyohara, Other. Active years: 1993-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tetsuya Kojima. Retrieved from https://idiyas.com/inventor/tetsuya-kojima-uvoe2u5s

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


% Patents Active = 100.0

Average Co-Inventor Count = 3.6

ph-index = 14

Forward Citations = 349(Granted Patents)


Company Filing History:


Years Active: 1993-2002

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Areas of Expertise:
Fluid Control Device
Diaphragm Valve
Pipe Joint
Flow Rate Control Valve
Tightening Device
Controller
Valve Seal
Magnetic Tightening Tool
Bolt Retainer
Inspection Window
24 patents (USPTO):Explore Patents

Title: The Innovative Journey of Tetsuya Kojima

Introduction

Tetsuya Kojima is a prominent inventor based in Osaka, Japan, known for his significant contributions to engineering and technology. With a remarkable portfolio of 24 patents, Kojima's inventions focus on devices and apparatuses that enhance functionality and efficiency in various applications.

Latest Patents

Among his latest innovations, two notable patents stand out. The first is a "Device for fixing lower members and fluid control apparatus incorporating same." This invention features unique bolt bores in lower members, designed with a large-diameter portion and a small-diameter portion, enhancing the stability and efficiency of the connection. It includes a heat insulator and a hollow cylindrical spacer, which supports effective fluid control while ensuring reliability in construction.

The second patent involves a "Pipe joint," where the design incorporates seal projections that are strategically placed to ensure optimal sealing. Each seal projection has a contour designed with a circular-arc portion and a straight portion, inclined at a precise angle, facilitating better joint integrity and performance.

Career Highlights

Tetsuya Kojima has built an impressive career, working with renowned companies such as Fujikin Inc. His experience has significantly impacted his inventive processes, influencing the development of cutting-edge technologies that resonate within the engineering community.

Collaborations

Throughout his career, Kojima has had the opportunity to collaborate with talented professionals like Michio Yamaji and Tsutomu Shinohara. These partnerships have undoubtedly enriched his work, fostering innovation and inspiring new ideas that push the boundaries of traditional engineering.

Conclusion

In conclusion, Tetsuya Kojima's contributions to the field of engineering and his impressive array of patents reflect a commitment to innovation and excellence. His work continues to influence and inspire future generations of inventors and engineers, marking his legacy in the world of technology.

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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