Company Filing History:
Years Active: 2002-2003
Title: Fumio Ohshima: Innovator in Push Button Switch Technology
Introduction
Fumio Ohshima is a notable inventor based in Nagano, Japan. He has made significant contributions to the field of manufacturing push button switch covers. With a total of two patents to his name, Ohshima's work focuses on enhancing the functionality and efficiency of switch technology.
Latest Patents
Ohshima's latest patents include innovative methods for manufacturing push button switch covers. One patent describes a method that involves providing a cover substrate with key tops on the front surface and pressing projections on the rear surface. An adhesive is applied to the pressing projection, allowing for the bonding of a dish-shaped metal spring to the pressing projection. This method ensures that the central portion of the pressing projection aligns perfectly with the apex of the metal spring, enhancing the overall quality of the switch cover.
Another patent focuses on a push button switch cover designed to improve positional accuracy between the cover sheet and the dish-shaped metal springs. This innovation not only enhances keying characteristics but also reduces manufacturing costs. The cover sheet features key tops on the front and pressing projections on the rear, with each metal spring bonded to its corresponding projection using an elastic adhesive section.
Career Highlights
Fumio Ohshima is currently employed at Shin-Etsu Polymer Co., Ltd., where he continues to develop and refine his innovative technologies. His work has been instrumental in advancing the manufacturing processes of push button switches, making them more efficient and cost-effective.
Collaborations
Ohshima has collaborated with notable coworkers, including Hitoshi Ando and Takeo Shirasawa. Their combined expertise has contributed to the successful development of new technologies in the field.
Conclusion
Fumio Ohshima's contributions to the manufacturing of push button switch covers demonstrate his commitment to innovation and efficiency. His patents reflect a deep understanding of the technical challenges in this area, and his work continues to influence the industry positively.