Location History:
- Tokyo, JP (2007 - 2008)
- Chuo-ku, JP (2008 - 2010)
Company Filing History:
Years Active: 2007-2010
Title: Tetsuji Maruno: Innovator in Multilayer Ceramic Electronic Devices
Introduction
Tetsuji Maruno is a prominent inventor based in Chuo-ku, Japan. He has made significant contributions to the field of electronic devices, particularly in the development of multilayer ceramic capacitors. With a total of 5 patents to his name, Maruno continues to push the boundaries of innovation in his industry.
Latest Patents
Maruno's latest patents include groundbreaking technologies that enhance the performance and production methods of multilayer ceramic electronic devices. One of his notable inventions is a multilayer ceramic capacitor that features dielectric layers and internal electrode layers formed using a specialized conductor paste. This paste contains a conductive material made up of two key ingredients: a first ingredient primarily consisting of nickel and a second ingredient that dissolves in the first and has a melting point of 1490°C or more.
Another significant patent involves a conductive paste designed for forming internal electrodes of multilayer ceramic electronic devices. This paste is used in conjunction with ceramic green sheets that contain butyral resin and have a thickness of 5 micrometers or less. The innovative formulation includes a conductive powder and an organic vehicle, with terpineol acetate as the main solvent, ensuring minimal viscosity change over time and preventing sheet attack.
Career Highlights
Tetsuji Maruno is currently employed at TDK Corporation, where he applies his expertise in electronic device innovation. His work has been instrumental in advancing the technology used in multilayer ceramic capacitors, which are essential components in various electronic applications.
Collaborations
Throughout his career, Maruno has collaborated with notable colleagues, including Kazuhiko Oda and Shuichi Miura. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies in the field of electronics.
Conclusion
Tetsuji Maruno's contributions to the field of multilayer ceramic electronic devices exemplify his commitment to innovation and excellence. His patents reflect a deep understanding of materials and production methods, positioning him as a key figure in the advancement of electronic technology.