Tokyo, Japan

Takashi Unseki

This inventor holds 3 USPTO granted patents and 3 EPO patents. Top assignees: Eagle Industry Co., Ltd., Mitsubishi Jukogyo Kabushiki Kaisha, Mitsubishi Heavy Industries Limited. Active years: 1985-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Unseki. Retrieved from https://idiyas.com/inventor/takashi-unseki

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


% Patents Active = 66.7

 

Average Co-Inventor Count = 4.0

ph-index = 2

Forward Citations = 48(Granted Patents)


Company Filing History:


Years Active: 1985-2016

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3 patents (USPTO):Explore Patents

Title: The Innovations of Takashi Unseki

Introduction

Takashi Unseki is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of propulsion technology, holding a total of 3 patents. His work reflects a deep understanding of engineering principles and innovative design.

Latest Patents

One of Unseki's latest patents is for a ship of contrarotating propeller propulsion type. This design includes a main propeller, a pod propulsion unit, and a rudder plate, all arranged on the hull centerline. The configuration allows for enhanced maneuverability and efficiency. Another significant patent is a stern tube seal device that provides a seal around a rotatable shaft. This device features an annular case member and a series of lip seals, which work together to enhance the sealing effect through the application of pressure fluid.

Career Highlights

Throughout his career, Takashi Unseki has worked with prominent companies such as Mitsubishi Heavy Industries and Eagle Industry Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.

Collaborations

Unseki has collaborated with notable coworkers, including Kenichiro Ishitani and Saburo Amiboshi. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Takashi Unseki's contributions to propulsion technology and his innovative patents highlight his expertise as an inventor. His work continues to influence the industry and inspire future advancements.

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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