Company Filing History:
2 out of 22 
1 out of 2,464 
Years Active: 1991
Title: Tsutomu Yasue: Innovator in Transmission Technology
Introduction
Tsutomu Yasue is a notable inventor based in Nagoya, Japan. He has made significant contributions to the field of transmission technology, holding a total of 2 patents. His innovative designs have paved the way for advancements in vehicle performance and efficiency.
Latest Patents
One of Yasue's latest patents is for a continuously variable transmission. This invention features a V belt type continuously variable transmission that allows for two operable paths to transmit output power from the input pulley shaft to the output pulley shaft. The main power transmitting path utilizes a V belt engaged between the input and output pulleys, while the sub power transmitting path employs a 2-way differential clutch. This design enhances driving power and acceleration while reducing the load on the V belt.
Another significant patent is the bidirectional differential clutch. This clutch enables the transmission or cutoff of both clockwise and counterclockwise rotation at the input side. It consists of an input gear and an output gear, with engaging members that operate from a neutral position to an operational position. The design allows for differential velocity production in correspondence to the rotation of the input gear, enhancing the functionality of the clutch.
Career Highlights
Throughout his career, Yasue has worked with prominent companies such as Aichi Kikai Kogyo Co., Ltd. and NTN Corporation. His experience in these organizations has contributed to his expertise in transmission systems and mechanical engineering.
Collaborations
Yasue has collaborated with notable individuals in the industry, including Munehisa Imai and Atsushi Asano. These partnerships have further enriched his work and innovations in the field.
Conclusion
Tsutomu Yasue's contributions to transmission technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the automotive industry and drive innovation forward.