Location History:
- Wuxi New District, CN (2017)
- Jiangsu, CN (2017)
Company Filing History:
2 out of 62 
1 out of 139 Years Active: 2017
Title: Innovations of Wanli Wang in IGBT Technology
Introduction
Wanli Wang is a notable inventor based in Jiangsu, China, recognized for his contributions to the field of insulated gate bipolar transistors (IGBT). With a total of three patents to his name, he has made significant advancements in manufacturing methods that enhance the performance of IGBTs.
Latest Patents
One of his latest patents is a manufacturing method for reverse conduction insulated gate bipolar transistors (IGBTs). This method involves several steps, including providing a substrate with an IGBT structure, implanting P+ ions onto the back surface, and forming a channel through photolithography and etching processes. The process also includes planarizing the back surface using a laser scanning technique, which improves the activation efficiency of P-type and N-type impurities, ultimately enhancing the performance of the IGBT.
Another significant patent by Wanli Wang is a method for manufacturing injection-enhanced insulated-gate bipolar transistors. This method streamlines the production cycle by allowing the p-type and n-type doped layers to be driven in together, forming the necessary regions in a single drive-in process. This innovation reduces the time required for manufacturing compared to conventional methods.
Career Highlights
Wanli Wang has worked with CSMC Technologies Fab1 Co., Ltd. and CSMC Technologies Fab2 Co., Ltd., where he has applied his expertise in semiconductor technology. His work in these companies has contributed to the advancement of IGBT manufacturing processes.
Collaborations
Throughout his career, Wanli Wang has collaborated with notable colleagues, including Genyi Wang and Xiaoshe Deng. Their combined efforts have furthered the development of innovative technologies in the semiconductor industry.
Conclusion
Wanli Wang's contributions to IGBT technology through his patents and career achievements highlight his role as a significant inventor in the field. His innovative methods continue to influence the manufacturing processes of insulated gate bipolar transistors, showcasing the importance of advancements in this area.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.