Company Filing History:
1 out of 4,626 
1 out of 1,326 
1 out of 1 Years Active: 1989-2000
Title: Masashi Hirabayashi: Innovator in Electric Motor Technology
Introduction
Masashi Hirabayashi is a notable inventor based in Nagoya, Japan. He has made significant contributions to the field of electric motor technology, holding a total of 2 patents. His innovative designs focus on enhancing the efficiency and functionality of electric motor-driven systems.
Latest Patents
Hirabayashi's latest patents include a driving unit for an electric motor-driven bicycle. This invention features a motor with an output shaft that is coaxial with the crank shaft of a pedal. The design incorporates a planet roller reducer, which allows for the effective transmission of torque from the motor to the driving chain sprocket, ensuring that the torque is only transmitted when it exceeds a predetermined pedaling torque level.
Another significant patent is for a rotary compressor with clearance volumes designed to offset pulsations. This rotary compressor includes a top clearance volume that interacts with a delivery valve, producing a reverse flow of compressed fluid. This innovative design effectively eliminates high-frequency pulsations, resulting in a low-noise operation.
Career Highlights
Throughout his career, Masashi Hirabayashi has worked with prominent companies such as Mitsubishi Heavy Industries Limited and Mitsubishi Jukogyo Kabushiki Kaisha. His experience in these organizations has allowed him to develop and refine his innovative ideas in electric motor technology.
Collaborations
Hirabayashi has collaborated with talented individuals in the field, including Hiroyuki Sonobe and Hisayoshi Takahashi. These collaborations have contributed to the advancement of his inventions and the overall progress in electric motor technology.
Conclusion
Masashi Hirabayashi's contributions to electric motor technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry, paving the way for future innovations in electric motor systems.