Tokyo, Japan

Tomonobu Tsujikawa

This inventor holds 7 USPTO granted patents and 12 published patent applications and 3 EPO patents. Top assignees: Sony Mobile Communications Inc., Ntt Facilities, Inc., Sony Group Corporation. Active years: 2000-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomonobu Tsujikawa. Retrieved from https://idiyas.com/inventor/tomonobu-tsujikawa

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

USPTO Granted Patents = 7 

% Patents Active = 71.4

 

Average Co-Inventor Count = 4.9

ph-index = 3

Forward Citations = 24(Granted Patents)


Company Filing History:


Years Active: 2000-2025

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7 patents (USPTO):Explore Patents

Title: Inventor Spotlight: Tomonobu Tsujikawa

Introduction

Tomonobu Tsujikawa is a distinguished inventor based in Tokyo, Japan, recognized for his innovative contributions in the field of information processing. With a total of six patents to his name, Tsujikawa’s work focuses primarily on enhancing user experience through advanced technology solutions.

Latest Patents

His most recent patents include an information processing apparatus, method, and program designed to help users predict their devices' future battery life. This novel technology features a control unit that analyzes the usage history of an information processing device, calculating a future prediction value for the remaining battery amount. By presenting relevant information to the user, this innovation simplifies the process of monitoring battery status, allowing users to manage their devices more effectively. The effects and benefits of his innovation are not limited, enabling various applications that enhance user interaction with technology.

Career Highlights

Throughout his career, Tomonobu Tsujikawa has worked with notable companies, including NTT Facilities, Inc. and Sony Mobile Communications Inc. His experience in these prestigious organizations has significantly contributed to his expertise in technology and innovation.

Collaborations

Tsujikawa has collaborated with talented professionals in the field, including Masayasu Arakawa and Tomoo Mizukami. These partnerships highlight the collaborative spirit prevalent in the innovation landscape, fostering advancements that benefit users and the industry.

Conclusion

Tomonobu Tsujikawa’s inventive achievements mark significant progress in information processing technology. His dedication to improving user experience through innovative solutions not only reflects his professional prowess but also enhances the interaction users have with their devices. As technology continues to evolve, inventors like Tsujikawa play a pivotal role in shaping a more efficient and user-centric future.

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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