Company Filing History:
2 out of 2 
1 out of 13 Years Active: 2022-2025
Title: Fei Shen: Innovator in Control Methods and Caprolactam Preparation
Introduction
Fei Shen is a notable inventor based in Zhejiang, China. He has made significant contributions to the fields of control methods and chemical processes, holding a total of 3 patents. His work focuses on enhancing safety and efficiency in various applications.
Latest Patents
Fei Shen's latest patents include a control method and apparatus for a shut-off device. This invention involves a method applied to a processor of the shut-off device, which determines whether a heartbeat signal is continuously received. If the signal is present, it controls the main switching transistors to turn on. Conversely, if the signal is not received during a second preset period, the transistors are turned off, and a release circuit is activated to reduce voltage on the bus. This innovation aims to improve the safety and reliability of photovoltaic systems by preventing potential hazards associated with high voltage.
Another significant patent by Fei Shen is the preparation method of caprolactam. This method involves several steps, including the reaction of cyclohexanone oxime with a catalyst in the presence of ethanol. The process ensures the efficient production of caprolactam while removing impurities, ultimately leading to a high-quality crystalline product.
Career Highlights
Fei Shen has worked with prominent organizations, including Zhejiang Hengyi Petrochemical Research Institute Co., Ltd. and Altenergy Power System, Inc. His experience in these companies has allowed him to develop and refine his innovative ideas, contributing to advancements in his field.
Collaborations
Fei Shen has collaborated with notable colleagues such as Shibiao Cheng and Songlin Wang. These partnerships have fostered a creative environment that encourages the exchange of ideas and expertise.
Conclusion
Fei Shen's contributions to innovation in control methods and chemical processes highlight his role as a significant inventor. His patents not only enhance safety in photovoltaic systems but also improve the efficiency of caprolactam production. His work continues to impact the industry positively.
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.