Kanagawa, Japan

Mamoru Okamoto

This inventor holds 3 USPTO granted patents and 1 published patent application. Top assignees: Tianma Japan, Ltd., Gold Charm Limited. Active years: 2014-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mamoru Okamoto. Retrieved from https://idiyas.com/inventor/mamoru-okamoto-igdjbpmi

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

USPTO Granted Patents = 3 

% Patents Active = 100.0

Average Co-Inventor Count = 3.4

ph-index = 1


Company Filing History:


Years Active: 2014-2026

Loading Chart...
3 patents (USPTO):Explore Patents

Title: Mamoru Okamoto: Innovator in Light Control Technologies

Introduction

Mamoru Okamoto is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of light control technologies, holding a total of 3 patents. His innovative work focuses on enhancing display devices and light beam direction control elements.

Latest Patents

Okamoto's latest patents include a light beam direction control element and a color filter for liquid-crystal display devices. The light beam direction control element features light transmission regions interposed between two light transmission substrates, along with light absorption regions and electrophoretic particles. This design allows for precise control of light direction, enhancing the performance of display technologies. The color filter patent introduces a two-layered light-shielding section that eliminates the need for a black matrix, simplifying the manufacturing process while improving color accuracy in display devices.

Career Highlights

Throughout his career, Mamoru Okamoto has worked with prominent companies such as Tianma Japan, Ltd. and Gold Charm Limited. His experience in these organizations has allowed him to refine his skills and contribute to advancements in display technology.

Collaborations

Okamoto has collaborated with notable individuals in the field, including Masanori Shirokawa and Sounosuke Takahashi. These partnerships have fostered innovation and the exchange of ideas, further enhancing the impact of his work.

Conclusion

Mamoru Okamoto's contributions to light control technologies and display devices underscore his role as a leading inventor in his field. His patents reflect a commitment to innovation and improvement in technology, making a lasting impact on 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]
Loading…