This inventor holds 4 USPTO granted patents. Top assignee: Ningbo Lumilan Advanced Materials Co., Ltd.. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2026
Title: Xiangzhi Li: Inventor in Organic Electronic Materials.
Introduction
Xiangzhi Li is an inventor based in Ningbo City, China, whose patent work focuses on organic materials for light-emitting elements. His portfolio includes 4 patents.
Latest Patents
Among Li’s latest patents is “Nitrogen-Containing Fused Heterocyclic Compound and Applications Thereof.” The invention describes using a nitrogen-containing fused heterocyclic compound as a host material in the emitting layer of an organic light-emitting element. The patent reports that the material can support a driving voltage of 3.8 to 4.1 volts, current efficiency of 15 to 23 candela per ampere or higher, and a service life of 273 hours or longer.
Another recent patent is “Organic Material Composition and Applications Thereof.” It describes combining compounds in an organic material composition to help an element achieve lower driving voltage, higher current efficiency, and longer service life.
Career Highlights
Li is associated with Ningbo Lumilan Advanced Materials Co., Ltd. His patent work reflects the company’s focus on organic material compositions and compounds for light-emitting technologies.
Collaborations
Li’s listed coworkers include Ye Cai and Ting-Wei Wei. Their names appear alongside his professional and patent-related associations.
Conclusion
Xiangzhi Li’s patents address organic materials designed to improve the performance and durability of light-emitting elements.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile