Takao Ohno

Title: The Innovative Contributions of Takao Ohno

Introduction

Takao Ohno is a prominent inventor based in Kawasaki, Japan, known for his significant contributions to the field of semiconductor technology. With a total of seven patents to his name, Ohno has made remarkable advancements that have influenced the development of modern electronic devices.

Latest Patents

One of his latest patents is for a semiconductor device suitable for a stacked structure. This invention provides a three-dimensional semiconductor device that features semiconductor devices stacked on one another. In this design, a hole is formed in a silicon semiconductor substrate that contains an integrated circuit unit and an electrode pad on its principal surface. The hole is created through etching, with the electrode pad acting as an etching stopper layer. An embedded electrode is then formed in the hole, which serves to electrically connect the electrode pad to the principal surface on the bottom side of the silicon semiconductor substrate. Another notable patent is for an imaging device, which includes an image sensing device located on a semiconductor substrate, a transparent member on the light-receiving area of the image sensing device, and a circuit element on the transparent member. This design ensures that the image sensing device and the circuit element are electrically coupled.

Career Highlights

Throughout his career, Takao Ohno has worked with leading companies in the semiconductor industry, including Fujitsu Semiconductor Limited and Fujitsu Corporation. His work has been instrumental in advancing semiconductor technologies and enhancing the performance of electronic devices.

Collaborations

Ohno has collaborated with notable colleagues such as Eiji Yoshida and Masataka Mizukoshi, contributing to various projects that have pushed the boundaries of semiconductor innovation.

Conclusion

Takao Ohno's contributions to semiconductor technology through his patents and collaborations have significantly impacted the industry. His innovative spirit continues to inspire advancements in electronic devices and systems.