Tomohiro Oginoe

Title: Tomohiro Oginoe: Innovator in Three-Dimensional Memory Devices

Introduction

Tomohiro Oginoe is a prominent inventor based in Yokkaichi, Japan. He has made significant contributions to the field of semiconductor technology, particularly in the development of three-dimensional memory devices. With a total of 2 patents to his name, Oginoe's work has garnered attention in the tech industry.

Latest Patents

Oginoe's latest patents include innovative methods for creating three-dimensional memory devices. One of his notable inventions is a three-dimensional memory device containing a vertical semiconductor channel with a connection strap. This invention involves forming an alternating stack of insulating layers and sacrificial material layers over a substrate. A memory opening is created through this stack, and a memory film is formed within it. The connection strap is established through a selective semiconductor deposition process, allowing for an electrical connection between the underlying semiconductor material and the vertical semiconductor channel.

Another significant patent focuses on a metallic etch stop layer in a three-dimensional memory structure. This invention details the formation of a dielectric liner, a bottom conductive layer, and a stack of alternating layers. A memory opening is created using an anisotropic etch process, which employs the bottom conductive layer as an etch stop layer. This method minimizes overetching into the substrate while allowing for the formation of a memory stack structure.

Career Highlights

Tomohiro Oginoe is currently employed at SanDisk Technologies Inc., where he continues to push the boundaries of memory technology. His work has been instrumental in advancing the capabilities of memory devices, making them more efficient and effective for various applications.

Collaborations

Oginoe has collaborated with notable colleagues, including Ryoichi Honma and Masanori Terahara. These partnerships have contributed to the innovative developments in the field of semiconductor technology.

Conclusion

Tomohiro Oginoe's contributions to the field of three-dimensional memory devices highlight his expertise and innovative spirit. His patents reflect a commitment to advancing technology and improving memory solutions. His work at SanDisk Technologies Inc. continues to influence the industry positively.