Company Filing History:
2 out of 99 
1 out of 3,781 
Years Active: 2010-2011
Title: David Chang-Cheng Yu: Innovator in Magnetic Tunnel Junction Technology
Introduction
David Chang-Cheng Yu is a prominent inventor based in Pleasanton, CA (US). He has made significant contributions to the field of magnetic tunnel junction (MTJ) technology. With a total of 2 patents, his work focuses on advanced circuitry and memory systems.
Latest Patents
Yu's latest patents include innovative techniques and apparatuses based on magnetic or magnetoresistive tunnel junctions (MTJs). One of his notable inventions is a programmable circuit device that incorporates an MTJ, a control circuit, and a sensing circuit. This device is designed to control the MTJ to induce a breakdown during programming, allowing for enhanced functionality. Another significant patent describes a method and system for providing a sense amplifier and drive circuit for spin transfer torque magnetic random access memory. This system includes multiple magnetic storage cells and bit lines, enabling efficient data storage and retrieval.
Career Highlights
Throughout his career, David Yu has worked with several notable companies, including Grandis, Inc. and Renesas Technology Corporation. His experience in these organizations has contributed to his expertise in magnetic technologies and memory systems.
Collaborations
Yu has collaborated with talented individuals in his field, including Xiao Luo and Jia-Hwang Chang. These partnerships have fostered innovation and advancement in the technologies he has developed.
Conclusion
David Chang-Cheng Yu is a key figure in the development of magnetic tunnel junction technology. His patents and career achievements reflect his dedication to innovation in the field of electronics and memory systems.