Location History:
- Ishikawa-ken, JP (2006)
- Nagaokakyo, JP (1998 - 2023)
Company Filing History:
12 out of 13,712 
1 out of 903 Years Active: 1998-2025
Title: Koji Yamamoto: Innovator in Acoustic Wave Devices
Introduction
Koji Yamamoto is a prominent inventor based in Nagaokakyo, Japan. He has made significant contributions to the field of acoustic wave devices, holding a total of 13 patents. His innovative work has advanced the technology used in various applications, showcasing his expertise and dedication to the field.
Latest Patents
Yamamoto's latest patents include an acoustic wave device that features first and second electrode fingers on a piezoelectric layer. This device also incorporates third and fourth electrode fingers, along with a connection section that includes second and third busbars. The design ensures that the stress relaxation layer does not extend to the gaps between the electrode fingers and the busbars, optimizing performance. Another notable patent involves an acoustic wave device with a piezoelectric substrate and an IDT electrode. This design includes first and second electrode fingers, with an intersecting region that enhances the propagation of acoustic waves.
Career Highlights
Throughout his career, Koji Yamamoto has worked with reputable companies such as Murata Manufacturing Co., Ltd. and Murata Kikai Kabushiki Kaisha. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in acoustic technology.
Collaborations
Yamamoto has collaborated with notable coworkers, including Tsutomu Takai and Hisashi Yamazaki. These partnerships have fostered a creative environment that has led to the development of advanced technologies in their field.
Conclusion
Koji Yamamoto's contributions to acoustic wave devices exemplify his innovative spirit and technical expertise. His patents and collaborations reflect a commitment to advancing technology, making him a significant figure in the field of inventions.