This inventor holds 1 USPTO granted patent and 1 published patent application. Top assignee: Wacom Corporation Limited. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2026
Title: Ryuto Sakamoto and His Electronic Pen Invention
Introduction
Ryuto Sakamoto is an inventor associated with Tokyo, Japan, and Wacom Corporation Limited. His patent work includes an electronic pen designed to maintain strength while using a thinner, smaller-diameter form.
Latest Patents
Sakamoto is associated with 1 patent, titled “Electronic pen.” The invention describes a connection section that holds a core body at one end and a circuit board at the other. The board is housed in a protective pipe fitted to the connection section, with a side opening that allows access to electronic components and circuitry. The core body, circuit board, and protective pipe are joined through the connection section and placed inside a casing. This construction is intended to help prevent the pen from bending or breaking despite its reduced size.
Career Highlights
The available information connects Sakamoto’s patent activity with Wacom Corporation Limited. His electronic pen patent focuses on structural reinforcement and access to internal electronic components within a compact device.
Collaborations
Sakamoto’s listed coworkers include Takenori Kaneda and Kenichi Ninomiya. They are also associated with the electronic pen patent.
Conclusion
Ryuto Sakamoto’s patent describes a compact electronic pen structure designed to balance a smaller form with improved resistance to bending and breakage.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
