Company Filing History:
11 out of 5,207 
1 out of 1,343 
Years Active: 1984-2004
Title: The Innovative Mind of Yoshihiro Naito
Introduction
Yoshihiro Naito is a prominent inventor based in Nagoya, Japan. He has made significant contributions to the field of engineering, particularly in the development of vacuum pump technology. With a total of 11 patents to his name, Naito's work has had a lasting impact on various industries.
Latest Patents
One of Naito's latest inventions is a multi-stage vacuum pump. This innovative device features a housing that contains multiple pumping chambers arranged in series, allowing for efficient gas evacuation. The design includes an initial stage pumping chamber and a final stage pumping chamber, both of which are in fluid communication. The pump is equipped with an inlet port for gas intake and an outlet port for gas exhaust. Each pumping chamber houses a Roots-type pump section, which consists of intermeshed rotors that enhance performance. Additionally, the invention incorporates a mechanism to reduce temperature differentials between the pumping chambers, further optimizing its functionality.
Career Highlights
Throughout his career, Yoshihiro Naito has worked with notable companies such as Aisin Seiki Co., Ltd. and Toyoda Automatic Loom Works, Ltd. His experience in these organizations has contributed to his expertise in engineering and innovation.
Collaborations
Naito has collaborated with esteemed colleagues, including Atsuyuki Miura and Koichi Nakayama. Their combined efforts have led to advancements in technology and engineering practices.
Conclusion
Yoshihiro Naito's contributions to the field of vacuum pump technology and his innovative spirit have established him as a key figure in engineering. His patents reflect a commitment to improving efficiency and performance in industrial applications.