UD

Utpal Das

SA Siemens Aktiengesellschaft: 2 patents #6,658 of 22,248Top 30%
Overall (All Time): #2,138,684 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7587215 User interface for cellular telephone group calls Sumanta Chakraborty, Jibu Joseph, Harpreet Singh 2009-09-08
7403767 Cellular telephone network with record keeping for missed calls Nematolah Kashanian, Sima Ybarra, Jibu Joseph, Anand Desikan 2008-07-22