This inventor holds 12 USPTO granted patents and 1 EPO patent. Top assignees: Matsushita Electric Industrial Co., Ltd., Panasonic Intellectual Property Management Co., Ltd.. Active years: 1995-2015.
Company Filing History:

Years Active: 1995-2015
Title: Hiroshi Ryonai: Innovator in Touch Panel Technology
Introduction
Hiroshi Ryonai is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of technology, particularly in the development of touch panels and information carriers. With a total of 12 patents to his name, Ryonai's work has had a lasting impact on the industry.
Latest Patents
One of Ryonai's latest patents is a touch panel that features an upper substrate with insulating properties. This innovative design includes an upper conductive layer, an intermediate layer, and a lower conductive layer, all working together to create a highly functional touch interface. The touch panel is designed to be resistant to environmental factors and is suitable for large sizes. Another notable patent involves a master information carrier that utilizes a substrate with an embossed pattern corresponding to an information signal. This technology allows for the writing of magnetized patterns onto magnetic record mediums, showcasing Ryonai's expertise in magnetic recording technology.
Career Highlights
Throughout his career, Hiroshi Ryonai has worked with several notable companies, including Matsushita Electric Industrial Co., Ltd. and Panasonic Intellectual Property Management Co., Ltd. His experience in these organizations has contributed to his development as an inventor and has provided him with valuable insights into the industry.
Collaborations
Ryonai has collaborated with esteemed colleagues such as Tatsuaki Ishida and Kiyokazu Tohma. These partnerships have likely enhanced his innovative capabilities and broadened his perspective on technology development.
Conclusion
Hiroshi Ryonai is a distinguished inventor whose work in touch panel technology and information carriers has made a significant impact on the field. His numerous patents and collaborations reflect his dedication to innovation and excellence in technology.