This inventor holds 1 USPTO granted patent. Top assignee: Shimano Inc.. 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: Hikaru Naruse: Inventor of a Human-Powered Vehicle Drive Unit.
Introduction
Hikaru Naruse is an inventor based in Sakai, Japan, associated with Shimano Inc. His patent work includes a drive unit designed for a human-powered vehicle.
Latest Patents
Naruse is credited with 1 patent: “Drive Unit for Human-Powered Vehicle.” The invention combines a support, a drive shaft that receives human driving force, an output portion, a motor, and a transmission mechanism. The motor’s output shaft connects to its rotor, while the transmission mechanism transfers motor torque to the output portion. Its first transmission unit includes a planetary gear mechanism, at least part of which rotates about the motor output shaft’s axis and overlaps the motor when viewed in a direction orthogonal to that axis.
Career Highlights
Naruse’s listed patent is associated with Shimano Inc. and concerns the integration of motor assistance and human-powered drive components in a vehicle drive unit.
Collaborations
Hiroyuki Ishizaki and Tsuyoshi Kameda are identified as Naruse’s coworkers.
Conclusion
Hikaru Naruse’s patent describes a vehicle drive unit that combines human input with motor torque through a compact transmission arrangement.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile