Kawasaki, Japan

Kenji Otoi

This inventor holds 5 USPTO granted patents. Top assignee: Nippon Zeon Company, Ltd.. Active years: 2002-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kenji Otoi. Retrieved from https://idiyas.com/inventor/kenji-otoi

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

Calculating rank

% Patents Active = 80.0

Average Co-Inventor Count = 2.9

ph-index = 4

Forward Citations = 88(Granted Patents)


Company Filing History:


Years Active: 2002-2008

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5 patents (USPTO):Explore Patents

Title: Kenji Otoi: Innovator in Cycloolefin Polymer Technology

Introduction

Kenji Otoi is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of polymer technology, particularly in the development of innovative flat plates and light guide plates. With a total of 5 patents to his name, Otoi continues to push the boundaries of material science.

Latest Patents

One of Otoi's latest patents involves a flat plate made of a cycloolefin polymer. This polymer comprises at least 30% by weight of repeating units having an alicyclic structure. Notably, these repeating units include at least 30% by weight of units that do not have a norbornane structure. The cycloolefin polymer has a weight average molecular weight ranging from 5,000 to 50,000. This flat plate is particularly useful as a light guide plate, showcasing Otoi's innovative approach to material applications.

Career Highlights

Otoi has established a successful career at Nippon Zeon Company, Ltd., where he has been instrumental in advancing polymer technology. His work has not only contributed to the company's reputation but has also had a lasting impact on the industry.

Collaborations

Throughout his career, Otoi has collaborated with notable colleagues, including Teruhiko Suzuki and Kazuyuki Obuchi. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Kenji Otoi's contributions to the field of cycloolefin polymers and his innovative patents highlight his role as a leading inventor. His work continues to influence the development of advanced materials, making a significant impact in the industry.

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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