Location History:
- Kanagawa-ken, JP (1997)
- Tochigi, JP (2004)
- Nasushiobara, JP (2009)
Company Filing History:
Years Active: 1997-2009
Title: Koh Ishimura: Innovator in Miniature Fuse Technology
Introduction
Koh Ishimura is a notable inventor based in Kanagawa-ken, Japan. He has made significant contributions to the field of electrical components, particularly in the development of miniature fuses. With a total of 4 patents to his name, Ishimura continues to push the boundaries of innovation in his industry.
Latest Patents
One of Ishimura's latest patents is a miniature fuse of surface-mount type. This innovative fuse features a stable pre-arcing time-current characteristic and a strong time lag characteristic. The design is easy to produce and ensures a constant pre-arcing time. The main body of the fuse is constructed from rectangular ceramic in a split type. A fusible member is wound around a ceramic rod and rests on a recessed portion of the lower ceramic casing. The end portion of the fusible member is engaged with the side surface of the casing. The upper ceramic casing is laid on the lower casing, allowing the caps to fit onto the opposite ends of the main body. The end portion of the fusible member and the cap are connected by welding. During the welding process, projections are formed at the cap to fit into the recessed portions of the main body, ensuring a secure connection.
Career Highlights
Ishimura is currently employed at Soc Corporation, where he continues to develop innovative solutions in electrical components. His work has garnered attention for its practicality and efficiency, making him a respected figure in his field.
Collaborations
Throughout his career, Ishimura has collaborated with talented individuals such as Hiroo Arikawa and Seiji Norisue. These partnerships have contributed to the advancement of technology in miniature fuses and other electrical components.
Conclusion
Koh Ishimura's contributions to the field of miniature fuse technology highlight his innovative spirit and dedication to improving electrical components. His patents reflect a commitment to quality and efficiency, making him a significant figure in the industry.