Location History:
- Sayama, JP (1979 - 1982)
- Ebina, JP (1985)
Company Filing History:
9 out of 13,415 
2 out of 42 
2 out of 33 Years Active: 1979-1985
Title: Innovations by Yoshimasa Tuchiya
Introduction
Yoshimasa Tuchiya is a notable inventor based in Sayama, Japan. He has made significant contributions to the automotive industry, particularly in the design of sliding door mechanisms. With a total of nine patents to his name, Tuchiya's work reflects a commitment to enhancing vehicle functionality and user experience.
Latest Patents
One of Tuchiya's latest patents is a slider assembly for automotive sliding doors. This innovative design is more compact than conventional slider assemblies. It achieves this compactness by overlapping part of one of the vertical and horizontal rollers with the plane of the other, thereby reducing the distance between their rotational axles. Additionally, a bracket supporting the rollers is designed with a recess that receives part of one of the rollers, ensuring a streamlined assembly.
Another significant patent is a sealing structure for an automotive vehicle with a sliding door. This structure includes a lower seal attached to the lower edge of the sliding door. The lower seal is designed to contact a lower vertical edge portion of a guide rail, establishing a water-tight seal. The guide rail is mounted on the vehicle's lower side frame, and a weatherstrip is also installed to contact the inner surface of the sliding door, creating a double seal that effectively prevents moisture leakage.
Career Highlights
Tuchiya has worked with prominent companies in the automotive sector, including Nissan Motor Company Limited and Nissan Shatai Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in automotive technology.
Collaborations
Throughout his career, Tuchiya has collaborated with talented individuals such as Takayo Chikaraishi and Yoshinori Katayama. These collaborations have fostered a creative environment that has led to the development of groundbreaking automotive solutions.
Conclusion
Yoshimasa Tuchiya's contributions to the automotive industry through his innovative patents demonstrate his expertise and dedication to improving vehicle design. His work continues to influence the development of more efficient and user-friendly automotive technologies.