This inventor holds 1 USPTO granted patent. Top assignee: Central Glass Company, Limited. Active years: 1990.
Company Filing History:
Years Active: 1990
Title: Takamitsu Eonomoto: Innovator in Modified Lead Barium Titanate Ceramics
Introduction
Takamitsu Eonomoto is a notable inventor based in Ube, Japan. He has made significant contributions to the field of materials science, particularly in the development of modified lead barium titanate ceramics. His innovative work has implications for various applications, including thermistors.
Latest Patents
Eonomoto holds a patent for a method of producing modified lead barium titanate ceramic, which is useful as a positive temperature coefficient (PTC) material. The patent describes a modified lead barium titanate ceramic with a fundamental composition of (Ba.sub.1-x-y Sb.sub.y Pb.sub.x)TiO.sub.3. This composition allows for a high positive temperature coefficient of resistivity over a temperature range exceeding 350°C. The method involves using a metal salt of an organic acid as the source of lead and incorporating additives such as BaCO.sub.3, SiO.sub.2, BN, and TiO.sub.2. The process ensures good reproducibility and minimal lead dissipation, resulting in a durable ceramic suitable for medium-to-high temperature applications.
Career Highlights
Eonomoto is associated with Central Glass Company, Limited, where he has been able to apply his expertise in ceramics and materials science. His work has contributed to advancements in the production of high-performance materials.
Collaborations
Eonomoto has collaborated with notable colleagues, including Midori Kawahara and Hiroshi Ueda. Their combined efforts have furthered research and development in the field of ceramics.
Conclusion
Takamitsu Eonomoto's innovative contributions to the field of modified lead barium titanate ceramics highlight his role as a significant inventor. His patented methods and collaborations continue to influence advancements in materials science.