Yokohama, Japan

Keishi Danjoh

This inventor holds 2 USPTO granted patents. Top assignee: Canon Kabushiki Kaisha. Active years: 1995-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keishi Danjoh. Retrieved from https://idiyas.com/inventor/keishi-danjoh

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 = 3.0

ph-index = 2

Forward Citations = 29(Granted Patents)


Company Filing History:


Years Active: 1995-1997

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2 patents (USPTO):Explore Patents

Title: Keishi Danjoh: Innovator in Liquid Crystal Technology

Introduction

Keishi Danjoh is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of liquid crystal technology, holding a total of 2 patents. His work focuses on enhancing the performance and reliability of liquid crystal displays.

Latest Patents

Danjoh's latest patents include innovations that address critical issues in liquid crystal panel design. One of his patents describes a liquid crystal panel featuring a color filter with passivation. This invention aims to prevent defects in liquid crystal orientation caused by bending of the glass substrate, particularly at the edges of the effective display area. The use of gap-retaining materials, such as silica or alumina beads, in the panel's sealant is a key aspect of this innovation. Another patent details a ferroelectric liquid crystal display that incorporates a seal larger than the cell gap, further enhancing the display's reliability.

Career Highlights

Keishi Danjoh has built a successful career at Canon Kabushiki Kaisha, where he has been instrumental in advancing liquid crystal technology. His expertise and innovative approach have led to the development of cutting-edge display solutions that are widely recognized in the industry.

Collaborations

Throughout his career, Danjoh has collaborated with notable colleagues, including Kenji Ohnuma and Masaaki Suzuki. These partnerships have fostered a creative environment that has contributed to the success of their projects.

Conclusion

Keishi Danjoh's contributions to liquid crystal technology exemplify his commitment to innovation and excellence. His patents reflect a deep understanding of the challenges in display technology and offer practical solutions that enhance performance.

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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