Company Filing History:
2 out of 230 
2 out of 9 
1 out of 1 Years Active: 2009-2012
Title: Hiromi Ishikawa: Innovator in Piston Ring Technology
Introduction
Hiromi Ishikawa is a notable inventor based in Saitama, Japan. He has made significant contributions to the field of piston ring technology, holding a total of 3 patents. His innovative designs have advanced the performance and durability of piston rings used in various applications.
Latest Patents
Ishikawa's latest patents focus on the development of piston rings that enhance engine efficiency. One of his patents describes a piston ring that includes a piston ring body and a surface coating film formed on at least one of the upper and lower surfaces of the piston ring body. This surface coating film comprises a heat-resistant resin and a metal powder contained within the resin. Additionally, a phosphate coating film serves as the base coating film on the surface where the surface coating film is applied. Another patent details a similar piston ring design, which features a most outside surface layer that includes a heat-resistant resin and a metal powder, along with a base bottom layer formed nearest the piston ring body.
Career Highlights
Throughout his career, Hiromi Ishikawa has worked with reputable companies such as Nippon Piston Ring Co., Ltd. and Stt Inc. His work has been instrumental in developing advanced piston ring technologies that meet the demands of modern engines.
Collaborations
Ishikawa has collaborated with several professionals in his field, including Tomotaka Kariya and Etuo Tamegai. These collaborations have contributed to the innovative advancements in piston ring technology.
Conclusion
Hiromi Ishikawa's contributions to piston ring technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence the development of more efficient and durable engine components.