This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignees: Citizen Chiba Precision Co., Ltd., Citizen Watch Co., Ltd.. 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:
1 out of 1 
1 out of 5 Years Active: 2026
Title: Akito Takenaka: Rotor and Brushless Motor Innovation
Introduction
Akito Takenaka is an inventor associated with Yachiyo, Japan. His patent work focuses on rotor construction for brushless motors and a method for manufacturing a rotor.
Latest Patents
Takenaka is credited with 1 patent: “Rotor, Brushless Motor, and Method for Manufacturing Rotor.” The invention describes a rotor that turns around a defined centerline and includes a columnar magnet and a rotating shaft. A cylindrical part of the shaft covers part of the magnet’s outer circumference, and the two surfaces are joined. The magnet’s end surface and the shaft’s end surface are not joined.
Career Highlights
Takenaka’s listed company affiliations include Citizen Chiba Precision Co., Ltd. and Citizen Watch Co., Ltd. The available information does not specify his roles or dates of employment.
Collaborations
His named coworkers include Tomohiro Seimiya and Shougo Kimura. Their specific contributions to the rotor patent are not provided.
Conclusion
Akito Takenaka’s documented invention addresses how a magnet and rotating shaft are joined in a rotor, contributing to the design and manufacture of brushless motor components.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile