This inventor holds 2 USPTO granted patents. Top assignees: Sato Kogyo Co., Ltd., Hitachi Carbide Tools, Inc., Maruma Technica Co., Ltd.. Active years: 1987-1990.
Company Filing History:
2 out of 8 
1 out of 4 
1 out of 1 Years Active: 1987-1990
Title: Naoyoshi Funakawa: Innovator in Asbestos Removal and Nuclear Facility Maintenance
Introduction
Naoyoshi Funakawa is a notable inventor based in Koshigaya, Japan. He has made significant contributions to the fields of asbestos removal and nuclear facility maintenance. With a total of 2 patents to his name, Funakawa's inventions focus on enhancing safety and efficiency in hazardous environments.
Latest Patents
One of Funakawa's latest patents is an "Apparatus for removing asbestos and like materials from a surface." This innovative device is designed to safely and efficiently remove layers of asbestos from various surfaces, including ceilings and I-beams. The apparatus features a head assembly with an outer cover that has openings for suction and asbestos collection. It includes a rotary wire brush that engages the asbestos layer while maintaining a small gap to prevent the escape of harmful dust into the environment.
Another significant patent is the "Milling cutter for cutting the contaminated surface of concrete." This milling cutter is specifically designed for use in repairing and dismantling nuclear facilities. It incorporates guide grooves on its outer surface, which are slanted towards the center, allowing for efficient cutting and easy detachment of cutter chips.
Career Highlights
Throughout his career, Naoyoshi Funakawa has worked with reputable companies such as Sato Kogyo Co., Ltd. and Maruma Technica Co., Ltd. His experience in these organizations has contributed to his expertise in developing innovative solutions for hazardous material handling.
Collaborations
Funakawa has collaborated with notable coworkers, including Yasuharu Iida and Yasumitsu Moriki. Their combined efforts have led to advancements in safety technologies and methodologies in their respective fields.
Conclusion
Naoyoshi Funakawa's contributions to the invention of asbestos removal and nuclear facility maintenance equipment highlight his commitment to safety and innovation. His patents reflect a deep understanding of the challenges faced in hazardous environments, making him a significant figure in his field.