This inventor holds 2 USPTO granted patents. Top assignees: Toyota Jidosha Kabushiki Kaisha, Horie Metal Co., Ltd.. Active years: 1989.
Location History:
- Toyota, JP (1989)
- Okazaki, JP (1989)
Company Filing History:
2 out of 38,723 
1 out of 4 Years Active: 1989
Title: Isao Katoh: Innovator in Fuel Vapor Purification Technology
Introduction
Isao Katoh is a notable inventor based in Toyota, Japan. He has made significant contributions to the field of automotive technology, particularly in the area of fuel vapor purification. With a total of 2 patents, his work has had a meaningful impact on vehicle efficiency and environmental sustainability.
Latest Patents
Katoh's latest patents include a device for purifying fuel vapors generated in vehicle fuel tanks. This innovative device features a valve that normally closes a through hole in the tank's upper wall, which communicates with a canister through a conduit. Additionally, it includes a flap that closes the filler pipe and opens when a fuel dispensing nozzle is inserted. This design allows fuel vapors in the tank to pass through the hole and conduit into the canister, effectively reducing emissions. Another patent involves a fuel tank designed for vehicles, which includes a fuel inlet pipe with a closure valve that opens when a fuel pump nozzle is inserted. This system also features a cam and a control valve that manage the connection between the canister and the fuel tank, ensuring efficient vapor management.
Career Highlights
Throughout his career, Isao Katoh has worked with prominent companies such as Toyota Motor Corporation and Horie Metal Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in automotive technology.
Collaborations
Katoh has collaborated with notable colleagues, including Akira Hiraku and Kouichi Itoh. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the automotive sector.
Conclusion
Isao Katoh's contributions to fuel vapor purification technology exemplify his commitment to innovation and environmental responsibility. His patents reflect a deep understanding of automotive engineering and a dedication to improving vehicle performance.