Itami, Japan

Kunimitsu Yajima

This inventor holds 3 USPTO granted patents and 1 EPO patent. Top assignees: Sumitomo Electric Hardmetal Corp., Sumitomo Electric Industries, Limited. Active years: 2015-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kunimitsu Yajima. Retrieved from https://idiyas.com/inventor/kunimitsu-yajima

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 = 2.3

ph-index = 1


Company Filing History:


Years Active: 2015-2019

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3 patents (USPTO):Explore Patents

Title: Kunimitsu Yajima: Innovator in Optical Components

Introduction

Kunimitsu Yajima is a notable inventor based in Itami, Japan. He has made significant contributions to the field of optical components, holding a total of 3 patents. His work focuses on the polarization of infrared laser light, showcasing his expertise in advanced optical technologies.

Latest Patents

One of Yajima's latest patents is an optical component designed for the polarization of infrared laser light. This innovative component includes a pair of substrate bodies, each with a refractive index of not lower than 2 concerning infrared laser light. The design features an incident surface or an emitting surface along with an inclined surface, which is crucial for its functionality. Additionally, he has developed a polarization state converting element that incorporates multiple waveplates and a rotation mechanism, allowing for independent rotation around an optical axis.

Career Highlights

Throughout his career, Kunimitsu Yajima has worked with prominent companies such as Sumitomo Electric Industries and Sumitomo Electric Hardmetal Corporation. His experience in these organizations has contributed to his development as a leading inventor in the optical field.

Collaborations

Yajima has collaborated with notable coworkers, including Hiromi Iwamoto and Shinji Kameda. Their joint efforts have further advanced the innovations in optical technologies.

Conclusion

Kunimitsu Yajima's contributions to optical components and his innovative patents highlight his significant role in the field. His work continues to influence advancements in optical technology, making him a key figure in this area of research.

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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