This inventor holds 2 USPTO granted patents. Top assignees: Doryokuro Kakunenryo Kaihatsu Jigyodan, Ishikawajima-Harima Jukogyo Kabushiki Kaisha. Active years: 1981-1984.
Company Filing History:
1 out of 196 
1 out of 306 
Years Active: 1981-1984
Title: The Innovations of Toyohiko Kirisawa
Introduction
Toyohiko Kirisawa is a notable inventor based in Mito, Japan. He has made significant contributions to the field of engineering, particularly with his innovative patents. With a total of 2 patents, Kirisawa has demonstrated his expertise and creativity in developing advanced technologies.
Latest Patents
Kirisawa's latest patents include a cold trap and an apparatus for descaling metal strips. The cold trap features a section for cooling inflowing liquid sodium, a section for trapping impurities in the sodium, and a double-walled cylindrical structure filled with a heat-insulating gas. This design is closed at the upper end and open at the lower end, with an expanded portion for storing the heat-insulating gas. The apparatus for descaling metal strips applies a descaling slurry to the surface of an elongated metal strip while it moves. The nozzle array is positioned in a way that allows the individual slurry streams to strike the strip at an acute angle, ensuring effective descaling.
Career Highlights
Throughout his career, Kirisawa has worked with several prominent companies, including Doryokuro Kakunenryo Kaihatsu Jigyodan and Ishikawajima-Harima Jukogyo Kabushiki Kaisha. His work in these organizations has contributed to the advancement of various engineering projects and innovations.
Collaborations
Kirisawa has collaborated with notable individuals in his field, including Osamu Onuki and Michio Sato. These partnerships have likely enhanced his work and led to further innovations.
Conclusion
Toyohiko Kirisawa's contributions to engineering through his patents and collaborations highlight his role as an influential inventor. His innovative designs continue to impact the industry and inspire future advancements.