Appayee, ChandrakumarChandrakumarAppayeePadmaja, Venkata M. D.Venkata M. D.Padmaja2025-08-292025-08-292020-03-24https://d8.irins.org/handle/IITG2025/20402en-USPhotochromic organic compounds and a process for preparation thereofPatents Filed202021012831123456789/11250