Company Filing History:
2 out of 1,021 
2 out of 13,398 
Years Active: 2022
Title: Ryousuke Katsuyama: Innovator in Gear Mechanisms
Introduction
Ryousuke Katsuyama is a notable inventor based in Komae, Japan. He has made significant contributions to the field of gear mechanisms, holding a total of 2 patents. His innovative designs focus on enhancing the functionality and efficiency of mechanical systems.
Latest Patents
Katsuyama's latest patents include a forward/reverse switching mechanism and a support structure for a gear. The forward/reverse switching mechanism features a planetary gear set, a reverse brake, and a forward clutch. This mechanism allows for seamless switching between forward and reverse operations. The planetary gear set consists of a sun gear as the input part, a carrier as the output part, and a ring gear. The reverse brake is designed to fix the ring gear, while the forward clutch connects the ring gear and the sun gear.
The support structure for a ring gear includes a clutch drum that is coupled by spline fitting with the ring gear. It also features first and second snap rings mounted to the circumferential wall of the clutch drum, providing essential support for the ring gear. The first snap ring is strategically positioned to avoid overlapping with the ring gear in a radial direction, while the second snap ring overlaps with the ring gear. Notably, the length of the first snap ring in the radial direction is longer than that of the second snap ring.
Career Highlights
Throughout his career, Katsuyama has worked with prominent companies such as Jatco Corporation and Nissan Motor Company Limited. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.
Collaborations
Katsuyama has collaborated with talented individuals in the industry, including Kazuya Numata and Hiroyuki Matsushita. These collaborations have further enriched his work and led to advancements in gear technology.
Conclusion
Ryousuke Katsuyama is a distinguished inventor whose work in gear mechanisms has made a significant impact in the field. His innovative patents and collaborations reflect his dedication to advancing mechanical engineering.