This inventor holds 3 USPTO granted patents. Top assignees: San-Ai Oil Co., Ltd., Nihon Parkerizing Co., Ltd., Nippondenso Co., Ltd.. Active years: 1991-1994.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
3 out of 5 
2 out of 128 
2 out of 3,252 Years Active: 1991-1994
Title: Naomasa Shimotomai: Innovator in Thermostatic Solutions and Heat Exchangers
Introduction
Naomasa Shimotomai is a notable inventor based in Kawaguchi, Japan. He has made significant contributions to the fields of scientific apparatus and heat exchange technology. With a total of 3 patents to his name, his work reflects a commitment to innovation and practical solutions.
Latest Patents
One of Shimotomai's latest patents is a cleaner for thermostatic water baths. This novel cleaner is designed to be added to a reaction thermostat that uses water as a medium, particularly in automatic analyzers. It boasts bacteria-proof, fungi-proof, and algae-proof effects. The formulation includes a triazine derivative and a surface-active agent, enhancing its effectiveness. Additionally, the cleaner contains a compound represented by a specific formula, where various groups can represent hydrogen, methyl, or hydroxymethyl groups.
Another significant patent is for a method of manufacturing an aluminum heat exchanger. This heat exchanger consists of multiple aluminum tubes through which a fluid flows for heat exchange. The design includes aluminum fins that accelerate heat exchange between the fluid and air. Notably, the heat exchanger features a first protecting film of a chemical conversion coating and a second protecting film of an antimicrobial agent, ensuring durability and efficiency.
Career Highlights
Throughout his career, Naomasa Shimotomai has worked with reputable companies, including San-ai Oil Co., Ltd. and Nippondenso Co., Ltd. His experience in these organizations has contributed to his expertise in developing innovative solutions in his field.
Collaborations
Shimotomai has collaborated with notable coworkers such as Hiroyoshi Mizuno and Masayoshi Nishikawa. Their combined efforts have likely fostered a creative environment that encourages innovation and the development of new technologies.
Conclusion
Naomasa Shimotomai's contributions to the fields of thermostatic solutions and heat exchangers demonstrate his innovative spirit and dedication to advancing technology. His patents reflect a deep understanding of practical applications, making him a significant figure in his industry.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile