Matsumoto, Japan

Hisanori Kawakami

This inventor holds 14 USPTO granted patents. Top assignees: Seiko Epson Corporation, Epson Imaging Devices Corporation, Sony Corporation. Active years: 2003-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hisanori Kawakami. Retrieved from https://idiyas.com/inventor/hisanori-kawakami

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 1.5

ph-index = 7

Forward Citations = 215(Granted Patents)


Location History:

  • Suwa, JP (2003 - 2005)
  • Matsumoto, JP (2005 - 2012)

Company Filing History:


Years Active: 2003-2012

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14 patents (USPTO):Explore Patents

Title: Innovator Hisanori Kawakami: Pioneering Advances in Electro-Optical Devices

Introduction

Hisanori Kawakami, located in Matsumoto, Japan, is a prominent inventor known for his significant contributions to the field of electro-optical devices. With a remarkable portfolio of 14 patents, Kawakami has pioneered advancements that enhance display technologies, showcasing a deep commitment to innovation.

Latest Patents

Among Hisanori Kawakami's latest patents is an electro-optical device that incorporates prismatic condensing layers. This device features an electro-optical panel comprised of multiple pixels, each equipped with light transmissive regions arranged in a specific pattern. The invention optimally manages the illumination provided by a backlight, using both first and second condensing layers to enhance display performance. Another notable patent is focused on a display device with first and second display units, separated by an optical sheet. This invention offers double-sided display capabilities, ensuring a thin structure while maintaining high display quality for both units when sharing a common illumination source.

Career Highlights

Hisanori Kawakami has made substantial contributions while working for several esteemed companies, including Seiko Epson Corporation and Epson Imaging Devices Corporation. His work in these organizations has driven advancements in display technology and electro-optical innovations.

Collaborations

Throughout his career, Kawakami has collaborated with esteemed colleagues such as Yasunori Onishi and Taketoshi Masamoto. Their teamwork has played a vital role in the development of cutting-edge technologies and groundbreaking inventions in the electro-optical field.

Conclusion

Hisanori Kawakami's impact on the world of innovation is undeniable. His extensive patents and collaborative efforts highlight his dedication to enhancing electro-optical devices. As an influential inventor, Kawakami continues to inspire future generations in the realm of technology and innovation.

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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