Location History:
- Okazaki, JP (2003 - 2004)
- Toyoake, JP (2012)
- Kariya, JP (2017)
- Toyota, JP (1999 - 2018)
- Nagoya, JP (2008 - 2018)
- Aichi-ken, JP (2018 - 2020)
- Ichinomiya, JP (2021)
Company Filing History:
9 out of 19,748 
5 out of 36,713 
2 out of 1,257 
Years Active: 1999-2021
Title: Innovations by Yuji Yamada in Vehicle Seat Technology
Introduction
Yuji Yamada is a prominent inventor located in Nagoya, Japan, known for his innovative contributions to vehicle seat technology. With a remarkable total of 18 patents, Yamada's work has significantly impacted automotive design and comfort.
Latest Patents
Yamada's latest patents focus on enhancing the functionality and comfort of vehicle seats. One such patent describes a swingable seat cushion that pivots around an axis, equipped with a cushion return spring that helps the cushion return to a neutral position. The design includes clamp rollers, which allow for adjustments in the clamping position, thereby modifying the swingable range and the force needed to return the seat cushion.
Another significant patent revolves around a vehicle seat structure, characterized by a seatback and seat cushion attached to a frame. This invention incorporates a movable part that interacts with two springs, generating elastic forces that guide the movable part back to its neutral position. The use of a preloading device in this design allows for adjustments in the elastic forces provided by the springs, offering enhanced adaptability for user comfort.
Career Highlights
Throughout his career, Yuji Yamada has held pivotal roles at esteemed companies such as Denso Corporation and Toyota Motor Corporation. His experience at these leading automotive firms has allowed him to refine his innovations and contribute to cutting-edge vehicle technologies.
Collaborations
Yamada has collaborated with several notable figures in the industry, including colleagues Kunio Ohashi and Yoshiyuki Miki. These partnerships have fostered an environment of creativity and innovation, leading to the development of advanced design solutions in vehicle seating.
Conclusion
Yuji Yamada's contributions to the field of vehicle seat technology through his 18 patents exemplify his commitment to improving automotive design and comfort. His work continues to influence the industry, showcasing the importance of innovation in enhancing the driving experience.