Location History:
- Gunma, JP (2006 - 2013)
- Maebashi, JP (2014)
- Fujisawa, JP (2015 - 2018)
Company Filing History:
6 out of 2,430 
2 out of 7 Years Active: 2006-2018
Title: Junji Minakuchi: Innovator in Ball Screw Technology
Introduction
Junji Minakuchi is a notable inventor based in Gunma, Japan. He has made significant contributions to the field of mechanical engineering, particularly in the development of ball screw technology. With a total of 6 patents to his name, Minakuchi's work focuses on enhancing the efficiency and functionality of ball screws.
Latest Patents
One of Minakuchi's latest patents involves a ball screw designed to apply a preload to balls while achieving a balance between cooling efficiency and ease of assembly and disassembly. This innovative ball screw includes a screw shaft and multiple nuts that can move relative to the screw shaft in an axial direction. Each nut is equipped with flow channels that serve as cooling mechanisms, allowing a cooling medium to circulate independently within each nut.
Another significant patent is related to the assembly method of the ball screw. This invention aims to improve workability and sealing performance when multiple nuts are in contact with one another. The design includes counterbores of through-holes formed on the opposing end faces of adjoining nuts, along with a ring-shaped sealing member. This configuration ensures that the sealing member functions effectively while maintaining the desired preload.
Career Highlights
Throughout his career, Junji Minakuchi has worked with prominent companies such as NSK Corporation and NSK Precision Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to advancements in ball screw technology.
Collaborations
Minakuchi has collaborated with talented individuals in his field, including Masashi Shindo and Yutaka Nagai. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.
Conclusion
Junji Minakuchi's contributions to ball screw technology demonstrate his commitment to innovation and engineering excellence. His patents reflect a deep understanding of mechanical systems and a dedication to improving their performance.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.