Location History:
- Sagamihara, JP (1997)
- Yamatokoriyama, JP (2003)
Company Filing History:
Years Active: 1997-2003
Title: Norimitsu Tsukai: Innovator in Piezoelectric Technology
Introduction
Norimitsu Tsukai is a prominent inventor based in Yamatokoriyama, Japan. He has made significant contributions to the field of piezoelectric technology, holding a total of 2 patents. His work focuses on developing compact and efficient electronic devices that utilize piezoelectric resonators.
Latest Patents
Tsukai's latest patents include a highly compact piezoelectric resonator and an electronic device incorporating the same. This innovative resonator features excellent resonant characteristics and very small resonant resistance. It consists of an upper electrode and a lower electrode, both of which are strategically arranged on a piezoelectric film. The upper electrode includes a first external-signal extracting electrode, a first leading electrode, and three first vibrating electrodes. The lower electrode is equipped with a second external-signal extracting electrode, a second leading electrode, and three second vibrating electrodes. The arrangement of these electrodes allows for optimal performance in piezoelectric applications.
Another notable patent is a measuring jig used for evaluating devices with a nonradiative dielectric waveguide. This jig is designed to measure characteristics of devices operating in microwave or millimeter wave bands. It features a mount section for the device and a converting section that connects the device to an external circuit. The converting section includes parallel conductors and a dielectric strip that propagates high-frequency electromagnetic waves.
Career Highlights
Norimitsu Tsukai is currently employed at Murata Manufacturing Co., Ltd., a leading company in the electronics industry. His work at Murata has allowed him to further develop his innovative ideas and contribute to advancements in electronic device technology.
Collaborations
Throughout his career, Tsukai has collaborated with notable colleagues, including Masaki Takeuchi and Yukio Yoshino. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies in the field.
Conclusion
Norimitsu Tsukai's contributions to piezoelectric technology and electronic devices have established him as a key figure in the industry. His innovative patents and collaborative efforts continue to influence advancements in technology.