Location History:
- Kokubu, JP (1989 - 2002)
- Kirishima, JP (2009)
Company Filing History:
Years Active: 1989-2009
Title: Masanobu Ishida: Innovator in Wavelength Conversion and High-Frequency Modules
Introduction
Masanobu Ishida is a prominent inventor based in Kirishima, Japan. He has made significant contributions to the fields of wavelength conversion and high-frequency technology. With a total of 8 patents to his name, Ishida continues to push the boundaries of innovation.
Latest Patents
Ishida's latest patents include a wavelength converter, a lighting system, and a lighting system assembly. The wavelength converter is designed to convert the wavelength of light emitted from a light source, outputting light with a converted wavelength. This device utilizes a fluorescent substance dispersed in a transparent matrix, which contains semiconductor fine particles. These particles include univalent metal elements from alkali metals and silver, along with elements from group III in the periodic table, such as indium and gallium, and sulfur. Notably, this converter does not substantially contain cadmium and selenium, allowing for a highly safe composition with conversion efficiency comparable to that of traditional converters containing CdSe.
Another innovative patent is the high-frequency module, which features a simple structure that enables high-frequency signals to be transmitted among devices with minimal loss. This module is designed with multiple cavities on the surface of a dielectric board, where internal high-frequency signal transmission lines connect to high-frequency devices. The electromagnetic coupling between internal and external lines facilitates efficient signal transmission, making it a cost-effective solution that can be produced in small sizes.
Career Highlights
Masanobu Ishida is currently employed at Kyocera Corporation, where he continues to develop groundbreaking technologies. His work has significantly impacted the fields of lighting and high-frequency communication, showcasing his expertise and innovative spirit.
Collaborations
Ishida has collaborated with notable coworkers, including Toshihiro Iwaida and Koichi Nagata. Their combined efforts have contributed to the advancement of technology in their respective fields.
Conclusion
Masanobu Ishida is a distinguished inventor whose work in wavelength conversion and high-frequency modules exemplifies innovation and safety in technology. His contributions continue to influence the industry and inspire future advancements.