Inventor
ROSENBERG NATHAN
US4 patents
⚠️ This page may combine multiple inventors who share the name “ROSENBERG NATHAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PITNEY BOWES INC
3 patentsUS5812945ASep 22, 1998
Metered payment cellular telephone communication system
PITNEY BOWES INC94 citations97
US6363357B1Mar 26, 2002
Method and apparatus for providing authorization to make multiple copies of copyright protected products purchased in an online commercial transaction
PITNEY BOWES INC163 citations92
US5884158AMar 16, 1999
Cellular telephone authentication system using a digital certificate
PITNEY BOWES INC22 citations91