Hiroaki Suumen

Title: Innovations by Hiroaki Suumen

Introduction

Hiroaki Suumen is a notable inventor based in Higashihiroshima, Japan. He has made significant contributions to the automotive industry, particularly through his work at Mazda Motor Corporation. With a total of three patents to his name, Suumen's innovations focus on enhancing vehicle structures and performance.

Latest Patents

One of Suumen's latest patents is a lower vehicle-body structure. This invention comprises a vehicle floor that includes a bottom face portion and a floor tunnel, which protrudes upwardly and extends in a vehicle longitudinal direction. It features a pair of right-and-left floor cross members that extend in a vehicle width direction on both sides of the floor tunnel. Additionally, a connecting member is provided to extend in the vehicle width direction at a position that overlaps the floor cross members in the vehicle longitudinal direction. This member is fixed to at least one of the vehicle floor and the floor cross members at multiple fixation positions, which are located at different levels within the height range of the floor cross members.

Another significant patent by Suumen is the powertrain mount structure of a vehicle. This invention includes a transmission-side mount bracket with connection portions that connect a front-side leg portion and a rear-side leg portion of a leg member. A middle attachment portion is provided at the connection portions, located between the front-side and rear-side leg portions, and is fixed to the powertrain. Furthermore, a rigidity-reduction portion, which has lower rigidity against a load applied in the vehicle width direction, is positioned near the middle attachment portion.

Career Highlights

Hiroaki Suumen has established himself as a key figure in automotive innovation through his work at Mazda Motor Corporation. His patents reflect a deep understanding of vehicle dynamics and structural integrity, contributing to the advancement of modern automotive engineering.

Collaborations

Suumen has collaborated with notable coworkers, including Masaki Aoyama and Hirotaka Natsume. Their combined expertise has likely fostered a creative environment that encourages innovative solutions in vehicle design.

Conclusion

Hiroaki Suumen's contributions to the automotive industry through his patents demonstrate his commitment to innovation and excellence. His work continues to influence vehicle design and performance, showcasing the importance of inventive minds in shaping the future of transportation.