Company Filing History:
1 out of 19,721 
1 out of 64 Years Active: 1999
Title: Ichirou Ishiyama: Innovator in Membrane Switch Technology
Introduction
Ichirou Ishiyama is a notable inventor based in Takaoka, Japan. He is recognized for his contributions to the field of membrane switch technology. His innovative approach has led to the development of a unique patent that enhances the functionality and reliability of membrane switches.
Latest Patents
Ichirou Ishiyama holds a patent for a "Tearable membrane switch with resinous bounded silver-palladium alloy." This invention features a membrane switch that includes a pair of flexible printed boards and contacts disposed on these boards. The contacts are made from a powdered alloy of silver and palladium, which is bound by a resinous material. Additionally, a conductive layer of silver powder is placed between the flexible printed board and the contact. The powdered alloy typically contains 50-97 weight percent silver, with palladium making up the remainder.
Career Highlights
Throughout his career, Ichirou Ishiyama has worked with prominent companies such as Denso Corporation and Hokuriku Electric Industry Co., Ltd. His experience in these organizations has contributed significantly to his expertise in the field of electrical engineering and innovation.
Collaborations
Ichirou has collaborated with notable coworkers, including Katsuhiko Ariga and Masayasu Teraoka. These partnerships have fostered a creative environment that has led to advancements in technology and product development.
Conclusion
Ichirou Ishiyama's work in membrane switch technology exemplifies the spirit of innovation. His patent and collaborations highlight his commitment to advancing the field. His contributions continue to influence the industry and inspire future inventors.