Tetsuo Oka

Title: Tetsuo Oka: Innovator in Organic EL Devices and Polishing Technology

Introduction

Tetsuo Oka is a prominent inventor based in Shiga, Japan. He has made significant contributions to the fields of organic electroluminescent (EL) devices and polishing technology. With a total of 6 patents to his name, Oka's work has had a substantial impact on the industry.

Latest Patents

Oka's latest patents include an integrated mask and a method and apparatus for manufacturing organic EL devices. The integrated mask features multiple deposition masks, each with an array of deposition apertures designed according to a specific deposition pattern. This innovative design allows for precise alignment and efficient manufacturing processes. Additionally, he has developed a polishing pad characterized by its micro rubber A-type hardness, closed cells, and stable polishing rates. This polishing pad is particularly effective in planarizing local unevenness on semiconductor substrates.

Career Highlights

Throughout his career, Tetsuo Oka has been associated with Toray Industries, Inc., where he has played a crucial role in advancing technology related to organic EL devices and polishing solutions. His inventions have not only enhanced manufacturing efficiency but have also contributed to the overall quality of electronic components.

Collaborations

Oka has collaborated with notable colleagues such as Kuniyasu Shiro and Kenji Hayashi. These partnerships have fostered innovation and have led to the development of cutting-edge technologies in their respective fields.

Conclusion

Tetsuo Oka's contributions to the fields of organic EL devices and polishing technology highlight his role as a leading inventor. His innovative patents and collaborations continue to influence the industry and pave the way for future advancements.