Tadakatsu Ohkubo

Title: The Innovative Contributions of Tadakatsu Ohkubo

Introduction

Tadakatsu Ohkubo is a prominent inventor based in Ibaraki, Japan, known for his significant contributions to the field of electron sources and related technologies. With a total of 12 patents to his name, Ohkubo has made remarkable advancements that enhance the efficiency and functionality of electronic devices.

Latest Patents

Ohkubo's latest patents include a manufacturing method for an electron source, which involves a series of precise steps. The method begins with cutting out a chip from a block of electron emission material. This is followed by fixing one end of the chip to a support needle and sharpening the other end. The process utilizes an ion beam to create grooves in the block, ensuring that the chip's surfaces form a specific angle. Additionally, he has developed emitters that include nanoneedles and nanowires made from single crystal materials, which are designed to emit electrons with high efficiency. These innovations are crucial for the development of advanced electron guns and electronic devices.

Career Highlights

Throughout his career, Tadakatsu Ohkubo has worked with esteemed organizations such as the National Institute for Materials Science and TDK Corporation. His work in these institutions has allowed him to explore and develop cutting-edge technologies that push the boundaries of electronic engineering.

Collaborations

Ohkubo has collaborated with notable colleagues, including K