Company Filing History:
3 out of 10,092 
2 out of 21,862 
Years Active: 2002-2011
Title: Akira Sonobata: Innovator in Motorcycle Technology
Introduction
Akira Sonobata is a notable inventor based in Saitama, Japan. He has made significant contributions to motorcycle technology, holding a total of 5 patents. His innovative designs focus on enhancing the performance and efficiency of motorcycles.
Latest Patents
Among his latest patents is an air routing structure for motorcycles. This invention features an intake air passage that minimizes pressure changes within the air routing duct member during throttle operation. It also reduces pipe resonance, ensuring a smoother airflow. The air routing duct member is designed to extend longitudinally from the intake air passage, directing fresh air to another air passage. Additionally, it includes openings that connect with hollow sections in adjacent support structures, allowing for temporary air supply during rapid throttle openings. Another significant patent is a viscous damper that drives accessories via a crankshaft through a viscous coupler. This design ensures smooth performance by dampening torque changes, which is crucial for the efficient operation of alternators.
Career Highlights
Sonobata has worked with prominent companies in the automotive industry, including Honda Giken Kogyo Kabushiki Kaisha and Honda Motor Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in motorcycle technology.
Collaborations
Throughout his career, Sonobata has collaborated with talented individuals such as Kunihiro Osada and Masahiko Nakatsuka. These partnerships have contributed to the advancement of his inventions and the overall progress in motorcycle engineering.
Conclusion
Akira Sonobata's contributions to motorcycle technology through his patents and collaborations highlight his role as an influential inventor in the field. His innovative designs continue to shape the future of motorcycle performance and efficiency.