This inventor holds 19 USPTO granted patents and 6 published patent applications and 3 EPO patents, primarily in Electric Power Tools. Top assignees: Makita Corporation, Seiko Epson Corporation. Active years: 2000-2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Anjyo, JP (2000)
- Okazaki, JP (2003)
- Anjo, JP (2001 - 2022)
Company Filing History:
Years Active: 2000-2026
Areas of Expertise:
Title: Takao Kuroyanagi: Innovator in Electric Work Machines
Introduction
Takao Kuroyanagi, an accomplished inventor based in Anjo, Japan, holds an impressive portfolio of 18 patents. His work primarily revolves around the development of electric work machines that enhance functionality while reducing noise. Kuroyanagi's innovations reflect a commitment to improving the user experience and operational efficiency in the electric machinery sector.
Latest Patents
Among Kuroyanagi's latest contributions is a groundbreaking electric work machine designed to minimize operational noise. This innovative device integrates a motor with a stator and rotor mechanism, efficiently fastening these components to stabilize performance while maintaining a quiet operation. Another notable patent pertains to an electric driver drill that features a sophisticated gear-switching mechanism. This mechanism includes first and second planetary gear systems, as well as a dual speed switch that allows users to select between different operational modes, thereby enhancing versatility and performance.
Career Highlights
Kuroyanagi's career highlights include significant tenures at renowned companies such as Makita Corporation and Seiko Epson Corporation. His work in these organizations has allowed him to refine his skills and focus on creating pioneering technologies that address industry challenges. His dedication to innovation is evident in the numerous patents he has developed throughout his career.
Collaborations
Throughout his journey, Kuroyanagi has collaborated with talented coworkers like Hiroki Ikuta and Toshihito Yabunaka. These collaborative efforts have facilitated the exchange of ideas and expertise, contributing to the successful development of innovative solutions in electric work machinery.
Conclusion
Takao Kuroyanagi's contributions to the field of electric work machines are significant and impactful. With a total of 18 patents and a career marked by innovation and collaboration, he continues to advance the industry. His work not only enhances the functionality of electric machines but also prioritizes user comfort through noise reduction. As he moves forward, Kuroyanagi remains a pivotal figure in the world of engineering and invention.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

