Kanagawa, Japan

Seishi Tomonaga

This inventor holds 19 USPTO granted patents and 12 published patent applications and 3 EPO patents, primarily in Image Processing Technology. Top assignees: Sony Group Corporation, Sony Corporation. Active years: 2013-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Seishi Tomonaga. Retrieved from https://idiyas.com/inventor/seishi-tomonaga

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

USPTO Granted Patents = 19 

% Patents Active = 78.9

 

Average Co-Inventor Count = 5.7

ph-index = 1

Forward Citations = 38(Granted Patents)


Location History:

  • Kanagawa, JP (2013 - 2023)
  • Tokyo, JP (2019 - 2024)

Company Filing History:


Years Active: 2013-2026

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Areas of Expertise:
Projection System
Control Device
Image Processing
Signal Processing
Information Processing
Display System
Vibration Compensation
Multicast Transmission
Control Method
Packet Transmission
Image Presentation
Content Display
19 patents (USPTO):Explore Patents

Title: Seishi Tomonaga: Innovator in Image Processing Technology

Introduction

Seishi Tomonaga is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of image processing, holding a total of 15 patents. His work focuses on developing advanced technologies that enhance the presentation of images in various environments, particularly in vehicles.

Latest Patents

Tomonaga's latest patents include an image processing device, an image processing method, and an image presentation system. The image processing device is designed to present a more suitable image to the interior of a vehicle. It generates a presentation image based on a vehicle external image captured from the environment outside a first vehicle. This technology can be applied to projector-type presentation devices, enhancing the visual experience for passengers. Additionally, he has developed a control device that manages the state of video projected onto a predetermined projection plane, utilizing space situation information from sensors within the moving body.

Career Highlights

Throughout his career, Seishi Tomonaga has worked with notable companies, including Sony Group Corporation and Sony Corporation. His experience in these leading technology firms has allowed him to refine his skills and contribute to groundbreaking innovations in image processing.

Collaborations

Tomonaga has collaborated with esteemed colleagues such as Tetsuo Ikeda and Atsushi Irie. These partnerships have fostered a creative environment that has led to the development of innovative solutions in the field.

Conclusion

Seishi Tomonaga's work in image processing technology exemplifies his commitment to innovation and excellence. His patents and collaborations reflect his significant impact on the industry, paving the way for future advancements in image presentation systems.

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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