Location History:
- Kyoto-fu, JP (2003)
- Kanazawa, JP (2005)
- Sagamihara, JP (2006)
- Yasu, JP (2007)
- Nagaokakyo, JP (2002 - 2011)
Company Filing History:
Years Active: 2002-2011
Title: Kazumasa Haruta: Innovator in Acoustic Wave Technology
Introduction
Kazumasa Haruta is a prominent inventor based in Nagaokakyo, Japan. He has made significant contributions to the field of acoustic wave technology, holding a total of 10 patents. His work focuses on developing advanced devices that utilize acoustic waves for various applications.
Latest Patents
One of Haruta's latest patents is the Boundary Acoustic Wave Device. This device features an electrode structure located at the interface between a piezoelectric substrate and a dielectric layer. The design includes a ladder filter where multiple ground pads on the piezoelectric substrate are electrically connected through a connection conductor on the dielectric layer. This innovative approach ensures that all ground pads are effectively connected.
Another notable patent is the Acoustic Wave Filter Device with Branched Ground Wiring Sandwiching the IDT Area. This device incorporates a balance-unbalance conversion function and enhances out-of-band attenuation. It consists of a 5-IDT-type longitudinally coupled resonator-type acoustic wave filter unit. The unit includes IDTs that connect between an unbalanced terminal and balanced terminals, with a unique ground wiring configuration that optimizes performance.
Career Highlights
Kazumasa Haruta is currently employed at Murata Manufacturing Co., Ltd., a leading company in the electronics industry. His work at Murata has allowed him to push the boundaries of acoustic wave technology and contribute to the development of innovative products.
Collaborations
Haruta has collaborated with notable colleagues, including Sadao Yamashita and Koichi Sakamoto. These partnerships have fostered a creative environment that encourages the exchange of ideas and advancements in technology.
Conclusion
Kazumasa Haruta's contributions to acoustic wave technology exemplify his innovative spirit and dedication to advancing the field. His patents reflect a deep understanding of the complexities involved in acoustic devices, making him a key figure in this area of research.