This inventor holds 5 USPTO granted patents. Top assignee: Murata Manufacturing Co., Ltd.. Active years: 2018-2022.
Company Filing History:
Years Active: 2018-2022
Title: Ryuichi Kawai: Innovator in Quartz Crystal Technology
Introduction
Ryuichi Kawai is a prominent inventor based in Nagaokakyo, Japan. He has made significant contributions to the field of quartz crystal technology, holding a total of 5 patents. His work focuses on enhancing the performance and manufacturing processes of piezoelectric resonators.
Latest Patents
Among his latest patents is a piezoelectric resonator unit and a method for manufacturing it. This invention features a quartz crystal resonator unit that includes a quartz crystal resonator, a lid member, and a base member that defines an internal space for the resonator. The design incorporates a sealing frame and a joining material that securely connects the lid and base members. The frame shape has a uniform width, surrounding the quartz crystal resonator effectively. Another notable patent involves a quartz crystal resonator that utilizes an AT-cut quartz crystal blank. This resonator is plate-shaped and rectangular, with electrodes arranged to optimize its frequency range, which spans from 20.0 MHz to 60.0 MHz.
Career Highlights
Ryuichi Kawai is currently employed at Murata Manufacturing Co., Ltd., a leading company in the electronics industry. His innovative work has positioned him as a key figure in the development of advanced quartz crystal technologies.
Collaborations
He has collaborated with notable coworkers, including Hiroshi Ibaragi and Hiroyuki Yamamoto, contributing to various projects that enhance the capabilities of quartz crystal devices.
Conclusion
Ryuichi Kawai's contributions to quartz crystal technology through his patents and collaborations highlight his role as an influential inventor in the field. His work continues to impact the industry positively.