Company Filing History:
Years Active: 2014-2025
Title: Innovations by Ryoya Terakawa
Introduction
Ryoya Terakawa is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of semiconductor manufacturing, holding a total of 6 patents. His work focuses on enhancing the efficiency and effectiveness of polishing apparatuses used in the production of semiconductor wafers.
Latest Patents
Terakawa's latest patents include a polishing head, a polishing apparatus, and a method of manufacturing semiconductor wafers. The polishing head features a first ring-shaped member with an opening, a plate-shaped member that closes the opening on the upper side, and a membrane that closes the opening on the lower side. Additionally, it includes a back pad adhered to the lower surface of the membrane and a second ring-shaped member located below the back pad, which holds the polishing target workpiece. The design of the polishing apparatus is integral to the method of manufacturing semiconductor wafers, ensuring precision and quality in the polishing process.
Another notable patent is a method of transferring a semiconductor wafer to a polishing apparatus without causing scratches on its surface. This method involves starting to splay liquid from each spray hole and placing the semiconductor wafer on a retainer portion that holds it by suction without contact. The process is designed to ensure that the semiconductor wafer is securely attached to the polishing head within a specified time frame, enhancing the overall efficiency of the operation.
Career Highlights
Ryoya Terakawa is currently employed at Sumco Corporation, where he continues to innovate in the semiconductor industry. His work has been pivotal in advancing the technology used in wafer polishing, which is crucial for the production of high-quality semiconductor devices.
Collaborations
Some of his notable coworkers include Yuki Nakano and Takayuki Kihara. Their collaborative efforts contribute to the ongoing advancements in semiconductor manufacturing technologies.
Conclusion
Ryoya Terakawa's contributions to the field of semiconductor manufacturing through his innovative patents and work at Sumco Corporation highlight his importance as an inventor. His advancements in polishing technology are essential for the continued progress in the semiconductor industry.
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.