Company Filing History:
Years Active: 2024-2025
Title: Innovations of Shuhei Tabata
Introduction
Shuhei Tabata is a prominent inventor based in Kirishima, Japan. He has made significant contributions to the field of piezoelectric materials, holding a total of four patents. His work focuses on enhancing the performance and applications of piezoelectric ceramics.
Latest Patents
One of his latest patents is a piezoelectric ceramic composition that includes potassium sodium niobate. This composition features a transition temperature at which a phase transition occurs between an orthorhombic crystal structure and a tetragonal crystal structure, lying within a temperature range of −20° C. or higher and 60° C. or lower. In this composition, the ratio αt/αo is 0.72 or more, where αo represents the coefficient of linear expansion in the orthorhombic phase, and αt represents the coefficient in the tetragonal phase. Another notable patent involves a liquid ejection head and recording apparatus. This invention includes a first active region made of piezoelectric material that overlaps a midsection of a pressure chamber. A second active region is positioned closer to the pressure applying surface and extends over both the peripheral section of the pressure chamber and an outer region. The driver controls the intensity of electric fields applied to both active regions to optimize their contraction timing.
Career Highlights
Shuhei Tabata has established himself as a key figure in the research and development sector at Kyocera Corporation. His innovative work has led to advancements in piezoelectric technology, which is crucial for various applications in electronics and materials science.
Collaborations
He has collaborated with notable coworkers, including Takeshi Hirayama and Gen Shimura, contributing to the collective expertise and innovation within their projects.
Conclusion
Shuhei Tabata's contributions to piezoelectric ceramics and his innovative patents highlight his significant role in advancing technology in this field. His work continues to influence the development of new applications and materials.