This inventor holds 2 USPTO granted patents. Top assignees: Toyota Jidosha Kogyo Kabushiki Kaisha, Aisan Kogyo Kabushiki Kaisha. Active years: 1977-1978.
Company Filing History:
2 out of 1,838 
1 out of 806 Years Active: 1977-1978
Title: Masanao Hashimoto: Innovator in Automotive Technology
Introduction
Masanao Hashimoto is a notable inventor based in Toyota, Japan. He has made significant contributions to the field of automotive technology, particularly in the development of systems that enhance the performance of internal combustion engines and automatic transmissions. With a total of 2 patents, Hashimoto's work reflects his dedication to innovation in the automotive industry.
Latest Patents
Hashimoto's latest patents include a Secondary Air Supply System for Internal Combustion Engines and a Control Apparatus for Automatic Transmission. The Secondary Air Supply System is designed to supply secondary air into the exhaust system of internal combustion engines. It features two parallel systems: one that feeds air based on exhaust gas pressure pulsation and another that relies on an air pump driven by the engine's output power.
The Control Apparatus for Automatic Transmission is a sophisticated system that manages the operation of automatic transmissions. It includes a frictional engagement device that links the output shaft of the engine directly to the input shaft of the speed-change gear mechanism. This apparatus automatically and hydraulically controls the actuation of both the speed-change gear mechanism and the frictional engagement device, ensuring efficient power transmission during various driving conditions.
Career Highlights
Throughout his career, Masanao Hashimoto has worked with prominent companies in the automotive sector, including Toyota Motor Corporation and Aisan Kogyo Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking automotive technologies.
Collaborations
Hashimoto has collaborated with esteemed colleagues such as Isamu Suzuki and Tatsuo Kobayashi. These partnerships have fostered an environment of innovation and creativity, leading to advancements in automotive engineering.
Conclusion
Masanao Hashimoto's contributions to automotive technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence the development of more efficient and effective automotive systems.