Location History:
- Kyoto, JP (1981 - 1984)
- Nagaokakyo, JP (1986 - 1988)
Company Filing History:
Years Active: 1981-1988
Title: Fumio Kamiya: Innovator in Contactless Technology
Introduction
Fumio Kamiya is a notable inventor based in Nagaokakyo, Japan. He has made significant contributions to the field of contactless technology, holding a total of 5 patents. His work focuses on enhancing the reliability and efficiency of electronic devices, particularly in applications where power sources are frequently turned on and off.
Latest Patents
Kamiya's latest patents include a power source reset circuit for contactless switches. This invention addresses the issue of erroneous outputs from contactless switches during unstable power conditions. The circuit utilizes a Miller integration circuit with a current mirror to amplify electric current, ensuring reliable operation. Additionally, a switching device can be connected to quickly discharge the capacitor when the power is turned off, preparing the circuit for subsequent actions.
Another significant patent is the proximity switch, which features a current feedback time oscillator. This design allows for the detection of nearby objects by monitoring the decline in oscillation output. To enhance the recovery speed of the oscillation, Kamiya's invention includes dual comparison circuits that adjust the feedback current, maintaining oscillation levels even when an object approaches closely. This innovation is particularly useful in environments with strong AC magnetic fields.
Career Highlights
Fumio Kamiya has built a successful career at Omron Tateisi Electronics Co., where he has been instrumental in developing advanced electronic solutions. His expertise in circuit design and innovation has positioned him as a key figure in the company.
Collaborations
Kamiya has collaborated with notable colleagues such as Hisatoshi Nodera and Kenji Ueda. Their combined efforts have contributed to the advancement of technology in their field.
Conclusion
Fumio Kamiya's innovative work in contactless technology has led to significant advancements in electronic devices. His patents reflect a commitment to improving reliability and efficiency in applications that require precise control of power sources.