Company Filing History:
Years Active: 2021
Title: Yasunobu Sumida: Innovator in Semiconductor Technology
Introduction
Yasunobu Sumida is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of semiconductor technology, particularly in the development of group III nitride semiconductor substrates. With a total of 2 patents, his work has advanced the manufacturing processes in this critical area of electronics.
Latest Patents
Sumida's latest patents focus on innovative methods for manufacturing group III nitride semiconductor substrates. One patent describes a method that includes a sapphire substrate preparation step, a heat treatment step, a buffer layer forming step, and a growth step for forming a group III nitride semiconductor layer. This method ensures that the growth surface has a predetermined plane orientation, which is crucial for the performance of semiconductor devices. Another patent outlines a similar process but emphasizes the use of a semipolar plane as the main surface of the sapphire substrate, allowing for enhanced epitaxial growth of the group III nitride semiconductor layer.
Career Highlights
Yasunobu Sumida is currently employed at Furukawa Co., Ltd., where he continues to push the boundaries of semiconductor technology. His expertise in the field has positioned him as a key player in the development of advanced materials and manufacturing techniques.
Collaborations
Throughout his career, Sumida has collaborated with notable colleagues such as Yasuharu Fujiyama and Hiroki Goto. These partnerships have fostered innovation and have contributed to the successful development of his patented technologies.
Conclusion
Yasunobu Sumida's contributions to semiconductor technology through his patents and collaborations highlight his role as an influential inventor in the industry. His work continues to impact the field, paving the way for future advancements in electronics.