Company Filing History:
Years Active: 2025
Title: The Innovative Mind of Katsufumi Okamoto
Introduction: Katsufumi Okamoto is a notable inventor based in Yokkaichi, Japan. He has made significant contributions to the field of memory devices, showcasing his expertise through his innovative patent. His work is characterized by a commitment to advancing technology and improving device performance.
Latest Patents: Katsufumi Okamoto holds a patent for a "Method of making a three-dimensional memory device using composite hard masks for formation of deep via openings." This invention involves forming an alternating stack of first and second material layers over a substrate. A hard mask layer is created over this stack, and cavities are formed within the hard mask layer. A cladding liner is then applied to the sidewalls of these cavities. The process includes forming via openings through each layer in the alternating stack by executing an anisotropic etch process that transfers the cavity pattern through the stack. This innovative method enhances the efficiency and effectiveness of memory devices.
Career Highlights: Katsufumi Okamoto is currently employed at SanDisk Technologies Inc., where he continues to push the boundaries of memory technology. His work at SanDisk has allowed him to collaborate with other talented professionals in the field, further enriching his experience and contributions to the industry.
Collaborations: One of his notable coworkers is Monica Titus. Their collaboration exemplifies the teamwork and innovation that drive advancements in technology.
Conclusion: Katsufumi Okamoto's contributions to the field of memory devices through his innovative patent demonstrate his dedication to technological advancement. His work continues to influence the industry and inspire future innovations.