Company Filing History:
Years Active: 2016-2025
Title: Inventor Spotlight: Yasuaki Yonemochi
Introduction
Yasuaki Yonemochi, located in Yokkaichi, Japan, is a prominent inventor known for his contributions to the field of memory devices. With a total of four patents to his name, Yonemochi has been at the forefront of cutting-edge technology in semiconductor memory solutions.
Latest Patents
Yonemochi's latest innovations include advanced techniques in three-dimensional memory devices. One notable patent is titled "Three-dimensional memory device and method of making the same using differential thinning of vertical channels." This patent introduces a method of forming an alternating stack of insulating layers and spacer material layers over a substrate, subsequently creating a memory opening that varies in lateral dimension. In this memory structure, a unique approach is utilized where ions of a dopant species are implanted into the semiconductor channel material to enhance performance.
Another significant patent is "Multi-tier three-dimensional memory devices containing annular dielectric spacers within memory openings and methods of making the same." This invention provides a solution for protecting memory films during etching processes by utilizing annular dielectric spacers. The method also addresses challenges related to hydrogen diffusion, showcasing Yonemochi's commitment to optimizing semiconductor technology.
Career Highlights
Yasuaki Yonemochi has had a successful career in significant technology companies, including SanDisk Technologies Inc. and SanDisk Technology LLC. His work has notably influenced the design and manufacturing of advanced memory devices, contributing to the broader technology landscape.
Collaborations
Throughout his career, Yonemochi has collaborated with talented professionals such as Dai Iwata and Hiroyuki Ogawa. These collaborations have been instrumental in driving innovation and improving memory device technologies.
Conclusion
With his impressive portfolio of patents and partnerships, Yasuaki Yonemochi stands as a notable figure in the field of memory technologies. His innovative approaches and contributions continue to shape the future of semiconductor devices, solidifying his reputation as a leading inventor in the industry.