Mark D Kraman

Title: Mark D. Kraman and His Semiconductor Memory Patents.

Introduction

Mark D. Kraman is an inventor based in San Jose, California. His patent work focuses on semiconductor memory technologies, including three-dimensional memory structures and non-volatile memory arrays. He is associated with SanDisk Technologies Inc.

Latest Patents

Kraman’s listed recent patents address memory architecture and manufacturing methods.

- Three-Dimensional Memory Device Containing Multi-Level Word Line Contact Wells and Methods for Manufacturing the Same. This invention describes a memory device with an alternating stack of insulating and conductive layers, memory openings containing memory films and vertical semiconductor channels, and contact wells that provide access to multiple vertically separated conductive layers.

- Non-Volatile Memory Array with Integrated Memory and Access Transistors and Method of Making the Same. This patent describes an array that combines semiconductor pillars, gate electrode lines, and bottom and top bit lines to integrate memory and access transistors in a compact device structure.

Kraman is credited with 4 patents.

Career Highlights

Kraman’s patent portfolio reflects work on the design and fabrication of semiconductor memory devices. The described inventions address ways to arrange memory cells, conductive layers, transistor structures, and electrical contacts within dense memory architectures.

Collaborations

Kraman’s listed coworkers include Ruogu Matthew Zhu and Jixin Yu. His work is associated with SanDisk Technologies Inc., where these collaborations relate to semiconductor memory innovation.

Conclusion

Mark D. Kraman’s patents highlight contributions to three-dimensional and non-volatile memory technologies, with an emphasis on device structure, electrical connectivity, and manufacturing methods.