Saitama, Japan

Mitsutaka Shiraishi

This inventor holds 5 USPTO granted patents and 8 published patent applications. Top assignees: Nec Corporation, Ntt Docomo, Inc.. Active years: 2005-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mitsutaka Shiraishi. Retrieved from https://idiyas.com/inventor/mitsutaka-shiraishi

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

Calculating rank
USPTO Granted Patents = 5 

% Patents Active = 60.0

Average Co-Inventor Count = 2.7

ph-index = 3

Forward Citations = 26(Granted Patents)


Company Filing History:


Years Active: 2005-2011

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5 patents (USPTO):Explore Patents

Title: The Innovative Journey of Mitsutaka Shiraishi

Introduction: Mitsutaka Shiraishi, an inventive mind hailing from Saitama, Japan, has made significant contributions to the fields of technology and design. With a total of five patents to his name, Shiraishi demonstrates an exceptional ability to bridge functionality and user experience through his innovations.

Latest Patents: Among his latest inventions are two noteworthy patents: an inputting device and a mobile terminal. The inputting device is ingeniously designed to be integrated into a cabinet surface, featuring an elastic sheet that accommodates a sliding key. The device utilizes sensors to detect the movement of the sliding key in a horizontal direction, enhancing the user interface. Moreover, it includes optically recognizable guides that facilitate the sensing of movement. His mobile terminal patent addresses the common issue of microphone placement in mobile devices. By creating a sound hole near the manipulation section and designing slits around it, Shiraishi enhances sound collection even when the operator presses their face against the device.

Career Highlights: Mitsutaka Shiraishi has contributed to prominent companies in the tech industry, including NEC Corporation and NTT Docomo, Inc. His experiences in these organizations have equipped him with practical insights and influences that significantly shaped his inventive endeavors.

Collaborations: Throughout his career, Shiraishi has worked alongside talented individuals, including colleagues Jun Watanabe and Satoshi Sugawara. These collaborations have likely fostered an exchange of ideas and innovations, further enriching his contributions to the industry.

Conclusion: Mitsutaka Shiraishi stands out as an inventor whose work showcases the power of innovation in enhancing user experiences through technology. His patents not only reflect his creativity but also his desire to solve real-world problems, making him a noteworthy figure in the realm of inventions.

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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