Dongfa Li

Title: The Innovations of Dongfa Li

Introduction

Dongfa Li is a notable inventor based in East Amherst, NY (US), recognized for his contributions to the field of materials science and engineering. With a total of three patents to his name, he has made significant advancements in the bonding of metals to ceramics and the development of metallization barriers for medical devices.

Latest Patents

One of Dongfa Li's latest patents is titled "Gold wetting on ceramic surfaces upon coating with titanium hydride." This invention describes a method for applying a titanium hydride coating on ceramic materials, particularly alumina ceramics, to facilitate the bonding of gold during the brazing process. The process involves the partial decomposition of titanium hydride to form a mixture of pure titanium and titanium hydride, which enhances the adhesion of gold to the ceramic without causing adverse reactions. The coating can be applied using various methods, including dip, spray, or paint coating.

Another significant patent is the "Metallization barrier for a hermetic feedthrough." This invention features a composite of alternating metal and metal oxide layers designed for use in feedthrough filter capacitor assemblies. These assemblies are particularly beneficial for implantable medical devices, such as cardiac pacemakers and cardioverter defibrillators, as they help to decouple and shield internal electronic components from unwanted electromagnetic interference (EMI) signals.

Career Highlights

Throughout his career, Dongfa Li has worked with reputable organizations, including Greatbatch Ltd. and Saint Louis University. His experience in these institutions has contributed to his expertise in the development of innovative solutions in the field of medical devices and materials.

Collaborations

Dongfa Li has collaborated with notable colleagues, including Ashish Shah and John Gary Bledsoe, further enhancing his work and contributions to the field.

Conclusion

Dongfa Li's innovative patents and career achievements highlight his significant role in advancing technology in materials science and medical devices. His work continues to impact the industry positively, showcasing the importance of innovation in improving product performance and safety.