Location History:
- Shunan, JP (2018)
- Yamaguchi, JP (2017 - 2020)
- Tokyo, JP (2020 - 2024)
Company Filing History:
Years Active: 2017-2024
Title: Innovations of Toshiyuki Obata in Semiconductor Technology
Introduction
Toshiyuki Obata is a prominent inventor based in Yamaguchi, Japan. He has made significant contributions to the field of semiconductor technology, particularly in light-emitting elements. With a total of 10 patents to his name, Obata's work has had a considerable impact on the industry.
Latest Patents
One of his latest patents is for a semiconductor light-emitting element. This invention includes an n-type semiconductor layer, an active layer, a p-type semiconductor layer, and a p-electrode. The n-type semiconductor layer is composed of AlGaN or AlInGaN, while the active layer is formed on this layer and contains either AlGaN or AlInGaN semiconductors. The p-type semiconductor layer, which is formed on the active layer, has a composition of AlN, AlGaN, or AlInGaN. Additionally, the p-electrode is situated on the p-type semiconductor layer, which includes a contact layer that features an AlGaN or AlInGaN layer with a decreasing band gap toward the interface with the p-electrode. Another notable patent is for a group III nitride semiconductor light-emitting element. This invention comprises a single crystal substrate and an element layer that includes an n-type layer, an active layer, and a p-type layer, all formed in sequence on the substrate's upper surface.
Career Highlights
Throughout his career, Toshiyuki Obata has worked with notable companies such as Stanley Electric Co., Ltd and Tokuyama Corporation. His expertise in semiconductor technology has allowed him to develop innovative solutions that enhance the performance and efficiency of light-emitting devices.
Collaborations
Obata has collaborated with several professionals in his field, including Toru Kinoshita and Hiroshi Furuya. These collaborations have contributed to the advancement of semiconductor technologies and the successful development of his patents.
Conclusion
Toshiyuki Obata's contributions to semiconductor technology, particularly in light-emitting elements, have established him as a key figure in the industry. His innovative patents and collaborations continue to influence advancements in this field.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.