Sadao Oku

Title: Sadao Oku: Innovator in Semiconductor Technology

Introduction

Sadao Oku is a prominent inventor based in Chiba, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 10 patents. His innovative work focuses on developing advanced semiconductor devices that meet the demands of modern technology.

Latest Patents

One of his latest patents is a semiconductor device that includes a package with a hollow portion, designed to reduce size and thickness. This device features a resin molded member with a hollow portion where a semiconductor chip is mounted, surrounded by a surrounding portion and a bottom surface. Additionally, it includes an inner lead and an outer lead that is exposed from the resin molded member. Another notable patent is for an optical semiconductor device that utilizes phosphate-based glass doped with copper ions. This glass has infrared blocking filter characteristics and is formed into particles that are mixed with a transparent encapsulating resin to encapsulate a semiconductor element. The design ensures stable filter characteristics even with changing incident light angles and offers resistance to moisture.

Career Highlights

Sadao Oku has worked with notable companies such as Seiko Instruments Inc. and Seiko Instruments Inc. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in semiconductor technology.

Collaborations

Throughout his career, Sadao has collaborated with talented individuals, including Hiroyuki Fujita and Keiichiro Hayashi. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Sadao Oku's contributions to semiconductor technology are noteworthy, with a focus on creating devices that are both efficient and compact. His work continues to influence the industry and pave the way for future innovations.