Company Filing History:
1 out of 39 
1 out of 147 Years Active: 2025
Title: Innovations of Inventor Li Duan
Introduction
Li Duan is a notable inventor based in Darmstadt, Germany. He has made significant contributions to the field of secure communications and digital certificate issuance. With a total of 2 patents, his work reflects a commitment to advancing technology in a secure manner.
Latest Patents
Li Duan's latest patents include a secure communications method and apparatus. This method involves receiving a second ephemeral public key from a second network device and determining an ephemeral session key based on shared and secret keys. The process enables secure communication between network devices. Another patent focuses on a server for issuing digital certificates. This Certification Authority (CA) server generates digital certificates associated with public keys and calculates update factors for private keys, ensuring secure authentication for devices.
Career Highlights
Throughout his career, Li Duan has worked with prominent companies such as Huawei Technologies Düsseldorf GmbH and Shenzhen Yinwang Intelligent Technologies Co., Ltd. His experience in these organizations has allowed him to develop innovative solutions in the tech industry.
Collaborations
Li Duan has collaborated with talented individuals, including Yong Li and Lijun Liao, who have contributed to his projects and innovations.
Conclusion
Li Duan's contributions to secure communications and digital certificate technology highlight his role as an influential inventor. His patents demonstrate a dedication to enhancing security in digital communications.