This inventor holds 3 USPTO granted patents, plus 1 CIPO patent and 1 EPO patent. Top assignees: Idemitsu Kosan Company, Limited, Osaka University, Syngenta Participations Ag. Active years: 2004-2015.
Company Filing History:
1 out of 2,283 
1 out of 1,037 
1 out of 1,779 
Years Active: 2004-2015
Title: Lisheng Mao: Innovator in Chemical Compounds and Electroluminescence Devices
Introduction
Lisheng Mao is a prominent inventor based in Shanghai, China. He has made significant contributions to the field of chemical compounds and organic electroluminescence devices. With a total of 3 patents to his name, Mao's work showcases his innovative spirit and technical expertise.
Latest Patents
Mao's latest patents include groundbreaking advancements in chemical compounds. One of his notable inventions involves cyclic dione derivatives represented by a specific formula, where the substituents are defined in the description. This patent also details the preparation method, intermediates, and potential uses of these compounds. Another significant patent focuses on a transition metal complex compound and an organic electroluminescence device utilizing this compound. This device is designed to achieve high luminous efficiency and a long emission lifetime. The transition metal complex compound features three ligands that are crosslinked in a tripod manner, enhancing the device's performance. The organic electroluminescence device comprises an organic thin film layer, which includes at least a light-emitting layer, interposed between a pair of electrodes.
Career Highlights
Throughout his career, Lisheng Mao has worked with notable companies such as Syngenta Participations AG and Idemitsu Kosan Company, Limited. His experience in these organizations has contributed to his development as an inventor and has provided him with valuable insights into the industry.
Collaborations
Mao has collaborated with esteemed colleagues, including Michel Muehlebach and Yonghua Wang. These partnerships have likely fostered a creative environment that encourages innovation and the exchange of ideas.
Conclusion
Lisheng Mao's contributions to the fields of chemical compounds and organic electroluminescence devices highlight his role as a leading inventor. His patents reflect a commitment to advancing technology and improving efficiency in various applications.