This inventor holds 10 USPTO granted patents and 2 published patent applications and 5 EPO patents. Top assignees: Nabtesco Corporation, Chiba Institute of Technology. Active years: 2020-2025.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Narashino, JP (2020)
- Tokyo, JP (2022 - 2024)
Company Filing History:

Years Active: 2020-2025
Title: Kazuyoshi Makisumi: Innovator in Power Transmission Technology
Introduction
Kazuyoshi Makisumi is a notable inventor based in Narashino, Japan. He has made significant contributions to the field of power transmission technology, holding a total of 10 patents. His work focuses on enhancing the efficiency and functionality of speed changers and related mechanisms.
Latest Patents
Among his latest patents are innovations such as the power transmission pin for speed changers and a speed reducer. The power transmission pin features a shaft portion and an externally threaded portion designed to securely attach to a speed-changing mechanism. This design ensures that at least one surface of the shaft portion possesses higher hardness than the threaded portion, enhancing durability. The speed reducer includes an internal gear with a casing and outer pins, an external gear, and an eccentric body for oscillation. Notably, it incorporates sliding surfaces made of both resin and a thermally conductive, wear-resistant material, optimizing performance.
Career Highlights
Kazuyoshi has worked with prominent organizations such as Nabtesco Corporation and the Chiba Institute of Technology. His experience in these institutions has allowed him to refine his skills and contribute to various innovative projects in the field of mechanical engineering.
Collaborations
Throughout his career, Kazuyoshi has collaborated with talented individuals, including Yoshiaki Makizoe and Yasuo Hayashibara. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Kazuyoshi Makisumi's contributions to power transmission technology exemplify his innovative spirit and dedication to engineering excellence. His patents reflect a commitment to improving mechanical systems, making him a significant figure in his field.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile