Location History:
- Fujimi, JP (2019)
- Wako, JP (2020)
Company Filing History:
3 out of 21,927 
2 out of 258 
1 out of 29 Years Active: 2019-2020
Title: Norifumi Shimizu: Innovator in Switch Devices and Sensors
Introduction
Norifumi Shimizu is a notable inventor based in Fujimi, Japan. He has made significant contributions to the field of switch devices and sensors, holding a total of 3 patents. His innovative designs have enhanced the functionality and reliability of various electronic components.
Latest Patents
One of Shimizu's latest patents is a rocker switch device. This device features a pair of shaft portions that are projectingly provided on mutually opposing faces of the extremity portions of a switch case. The design includes a bearing hole in an operating knob, allowing the shaft portions to be rotatably fitted into it. Additionally, a projecting portion on the side wall parts prevents rattling of the switch case, ensuring smooth operation and reducing the risk of malfunction. Another significant patent is a stroke sensor designed for saddle riding type vehicles. This sensor includes a cover that allows relative movement between a shaft and a housing while maintaining a seal to prevent contamination. The innovative design enhances the reliability of the sensor in various conditions.
Career Highlights
Throughout his career, Norifumi Shimizu has worked with prominent companies such as Honda Motor Co., Ltd. and Nippon Seiki Co., Ltd. His experience in these organizations has contributed to his expertise in developing advanced technologies in the automotive and electronics sectors.
Collaborations
Shimizu has collaborated with talented individuals in his field, including Kota Ebina and Jun Morimoto. These partnerships have fostered innovation and creativity in his projects.
Conclusion
Norifumi Shimizu is a distinguished inventor whose work in switch devices and sensors has made a lasting impact on technology. His patents reflect a commitment to enhancing product reliability and functionality.