This inventor holds 1 USPTO granted patent. Top assignee: Taiyo Yuden Corp.. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2026
Title: Keiichi Hatano: Inventor in Ceramic Electronic Materials.
Introduction
Keiichi Hatano is an inventor associated with Tokyo, Japan, and Taiyo Yuden Corp. His patent work concerns dielectric ceramic materials used in multilayer electronic devices.
Latest Patents
Hatano is associated with 1 patent: “Dielectric Ceramic Composition and Multilayer Ceramic Electronic Device.” The invention describes a dielectric ceramic composition containing a first crystal grain with a perovskite structure, a core and a surrounding shell that includes a rare earth element and manganese. It also describes a second crystal grain whose barium-and-calcium-to-titanium elemental ratio is 0.70 or less, with barium calcium titanate as its main component.
Career Highlights
Hatano’s listed patent reflects work on ceramic compositions for multilayer electronic devices. The available information identifies Taiyo Yuden Corp. as his company.
Collaborations
Kazuki Misawa is identified as Hatano’s coworker. The provided information does not specify their particular collaboration on the patent.
Conclusion
Keiichi Hatano’s patent focuses on dielectric ceramic composition and its application in multilayer electronic devices, connecting his inventive work with Taiyo Yuden Corp.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile