Location History:
- Vancouver, WA (US) (2000 - 2004)
- Seattle, WA (US) (2003 - 2004)
Company Filing History:
17 out of 2,034 
2 out of 832,843 Years Active: 2000-2004
Title: Innovations in Semiconductor Technology: The Contributions of Yanjun Ma
Introduction
Yanjun Ma, based in Vancouver, WA, is a notable inventor with a remarkable portfolio of 19 patents. His work primarily focuses on advancements in semiconductor technologies, particularly in metal oxide semiconductor devices. Over the years, he has significantly contributed to the field with innovations that enhance the performance and reliability of electronic devices.
Latest Patents
Among his latest patents are two significant inventions that showcase his expertise. The first is an "Integrated Circuit Metal Oxide Semiconductor Transistor," which describes an integrated circuit metal oxide semiconductor device comprising a gate region and a dielectric layer positioned in a way that minimizes germanium diffusion. This innovation involves depositing a dummy replacement gate, subjecting the device to high-temperature processing, and then depositing a dielectric material and final gate material. This process ensures that the dielectric material remains unaffected by germanium diffusion, greatly enhancing the device's effectiveness.
The second patent is for "MFMOS Capacitors with High Dielectric Constant Materials." This invention outlines a MFMOS one-transistor memory structure for ferroelectric non-volatile memory devices. It utilizes high dielectric constant materials such as Zirconium Oxide (ZrO), Hafnium Oxide (HfO), Yttrium Oxide (Y2O3), or Lanthanum Oxide (La2O3) to reduce operational voltage while simultaneously increasing the memory window and reliability of the device. These advancements demonstrate Ma's commitment to improving memory technology and reducing energy consumption.
Career Highlights
Yanjun Ma has made significant contributions during his tenure at various prestigious organizations, including Sharp Laboratories of America, Inc. His work at these institutions has not only propelled his career as an inventor but has also placed him at the forefront of semiconductor research and development.
Collaborations
Throughout his career, Ma has collaborated with esteemed colleagues including Yoshi Ono and Sheng Teng Hsu. These partnerships have enabled him to work on groundbreaking projects that push the boundaries of current semiconductor technologies and have impacted the wider field of electronics.
Conclusion
Yanjun Ma's contributions to semiconductor technology through his innovative patents and collaborations highlight his importance as an inventor. With a focus on enhancing semiconductor devices' efficiency and reliability, his work continues to play a critical role in shaping the future of electronic technologies. As he moves forward in his career, his ongoing research promises to yield further advancements that will benefit both the industry and consumers alike.