Location History:
- Gunma, JP (1997)
- Annaka, JP (2003 - 2021)
Company Filing History:
Years Active: 1997-2021
Title: **Innovator Spotlight: Yoshinori Kuwabara**
Introduction
Yoshinori Kuwabara, an accomplished inventor based in Annaka, Japan, has made significant contributions to the field of materials science and acoustic devices. With six patents to his name, his innovative work focuses on improved substrate materials and their applications in technology.
Latest Patents
Among his latest patents are methods for creating a bonded substrate and surface acoustic wave devices utilizing this substrate. One notable invention aims to provide a bonded substrate with excellent temperature characteristics while minimizing undesirable responses due to reflections of elastic waves at bonding interfaces. The unique construction of this bonded substrate involves bonding a lithium tantalate (LiTaO) substrate to a base plate, ensuring that the lithium (Li) concentration at the bonding face is greater than that at the bonded substrate's end face.
Another important aspect of his patent work includes developing a lithium tantalate single crystal substrate that minimizes warpage, cracks, and scratches while enhancing temperature stability and electromechanical coupling coefficients. This substrate features a specialized orientation and a tailored lithium concentration profile to improve functionality.
Career Highlights
Kuwabara’s career is marked by his position at Shin-Etsu Chemical Co., Ltd., where he has applied his expertise to the development of cutting-edge materials. His inventions reflect a deep understanding of the crystalline properties of lithium tantalate and their practical implications in technology.
Collaborations
Throughout his career, Kuwabara has worked alongside colleagues such as Masayuki Tanno and Jun Abe. Their collaborative efforts have likely contributed to advancements in the field and supported the innovation of high-performance materials and devices.
Conclusion
Yoshinori Kuwabara represents the spirit of innovation in materials science, particularly through his significant patents related to bonded substrates and acoustic devices. His work continues to pave the way for advancements that integrate high-performance materials into various applications, benefiting both technology and industry.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.