Location History:
- Yokohama, JP (1986 - 2007)
- Kosigaya, JP (2007)
- Koshigaya, JP (2003 - 2010)
Company Filing History:
18 out of 42,508 
2 out of 203 
Years Active: 1986-2010
Title: Innovator Spotlight: Kunio Matsumoto
Introduction
Kunio Matsumoto, based in Yokohama, Japan, is a prominent inventor known for his contributions to the field of surface acoustic wave technology. With a remarkable portfolio of 19 patents, Matsumoto continues to push the boundaries of innovation in electronic devices and communication terminals.
Latest Patents
Among his latest inventions, Matsumoto has developed a "Surface Acoustic Wave Device and Communication Terminal Using the Same." This device features a piezoelectric substrate jointed to a supporting substrate made of material differing in expansion coefficient. It incorporates an interdigital electrode designed for exciting surface acoustic waves. Notably, the electrode is arranged to occupy 40% to 70% of the piezoelectric substrate's length in the direction of wave propagation.
Another significant patent by Matsumoto is an "Electronic Device and Method of Manufacturing the Same." This invention focuses on creating a chip-sized electronic device that boasts improved airtightness while reducing the number of manufacturing steps. It includes an electronic component that consists of a chip with functional surfaces and electrodes, as well as a substrate capable of connecting to those electrodes. The design utilizes electroconductive glass or intermetallic compounds for seamless electrical connections.
Career Highlights
Throughout his career, Kunio Matsumoto has been associated with notable companies such as Hitachi, Ltd. and Hitachi Media Electronics Co., Ltd. His work has significantly influenced the development of advanced electronic technologies.
Collaborations
Matsumoto has collaborated with esteemed colleagues, including Naoya Kanda and Ryuji Kohno, contributing to advancements in the technical field through teamwork and shared expertise.
Conclusion
Kunio Matsumoto's innovative spirit and dedication to technological advancement have led to groundbreaking inventions in the field of electronics and communications. His extensive patent portfolio highlights the importance of innovation in enhancing modern technology and improving device functionalities. As he continues to explore new possibilities, Matsumoto remains a key figure in driving the future of electronic innovation.