Kanagawa, Japan

Kazuhisa Maruoka

This inventor holds 3 USPTO granted patents. Top assignee: Sony Corporation. Active years: 1993-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhisa Maruoka. Retrieved from https://idiyas.com/inventor/kazuhisa-maruoka

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 = 1.2

ph-index = 3

Forward Citations = 299(Granted Patents)


Company Filing History:


Years Active: 1993-1997

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3 patents (USPTO):Explore Patents

Title: Innovations and Contributions of Kazuhisa Maruoka

Introduction

Kazuhisa Maruoka, an accomplished inventor based in Kanagawa, Japan, has made significant contributions to the field of video display technology. With three patents to his name, his work demonstrates innovation and a commitment to enhancing the way visual information is presented to users.

Latest Patents

Maruoka's latest inventions include a revolutionary video display system in which a screen mode is tailored for various input signals. This technology allows for selective input of multiple picture signals, which are matched with corresponding picture modes, optimizing the viewer's experience. A storage unit is integrated to retain screen mode information based on the input frequencies, ensuring seamless operation with a display unit that responds dynamically to the selected signals.

Another noteworthy patent involves a television signal receiver capable of processing both standard and high-definition television signals. This device is equipped with a memory feature that retains data about the types of signals present on different channels. Utilizing this memory, a CPU directs the appropriate signal selection, allowing users to enjoy high-definition content effortlessly.

Career Highlights

Kazuhisa Maruoka has had a distinguished career at Sony Corporation, a company renowned for its innovative electronics and entertainment solutions. His work at Sony has positioned him as a key player in the development of advanced video technology, and his patents reflect the company's commitment to cutting-edge innovations.

Collaborations

In his work, Maruoka has collaborated with notable colleagues, including Etsuko Morota, further enhancing the innovative potential of their projects. Together, they have explored new avenues in video technology, contributing to several advancements within the industry.

Conclusion

With his inventive spirit and technical expertise, Kazuhisa Maruoka continues to leave an indelible mark on the technology landscape. His patents not only signify personal achievement but also illustrate the collaborative and progressive nature of innovation at Sony Corporation. As technology evolves, Maruoka's contributions will undoubtedly shape the future of video display and television experiences.

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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