Tokyo, Japan

Syouei Hirasawa

This inventor holds 5 USPTO granted patents and 1 EPO patent. Top assignees: Sony Corporation, Sony Group Corporation. Active years: 2016-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Syouei Hirasawa. Retrieved from https://idiyas.com/inventor/syouei-hirasawa

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 = 2.4

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2016-2023

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5 patents (USPTO):Explore Patents

Title: Syouei Hirasawa: Innovator in Camera Technology

Introduction

Syouei Hirasawa is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of camera technology, holding a total of five patents. His work focuses on enhancing the functionality and performance of interchangeable lenses and image processing devices.

Latest Patents

Hirasawa's latest patents include an innovative interchangeable lens capable of transmitting diaphragm driving information to a shooting apparatus. This technology allows for improved shooting performance by considering mechanical fluctuations after the diaphragm is driven. The interchangeable lens features a diaphragm, a diaphragm driving unit, and a lens control unit that communicates diaphragm driving information to the shooting apparatus. This advancement is particularly applicable to lens-interchangeable digital cameras. Another notable patent involves an image processing device designed to adjust the color of an image based on different exposure times, enhancing the quality of photographs taken under varying lighting conditions.

Career Highlights

Throughout his career, Hirasawa has worked with leading companies in the technology sector, including Sony Corporation and Sony Group Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in camera technology.

Collaborations

Hirasawa has collaborated with notable colleagues such as Nobuhiro Doi and Osamu Izuta. Their combined expertise has contributed to the advancement of camera technology and the development of new imaging solutions.

Conclusion

Syouei Hirasawa is a key figure in the realm of camera technology, with a focus on interchangeable lenses and image processing devices. His patents reflect a commitment to innovation and improvement in photographic technology.

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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