Ranking Year:
# | Company Name | Region | Tech Topics | Total |
---|
1 | BlackBerry Ltd. | Wireless,Software,Embedded system, ...[+2] | SEP patent: 2,966 | |
2 | Nortel Networks Corp. | Telecommunications,Voice over IP,Software, ...[+2] | SEP patent: 456 | |
3 | Nortel Networks Ltd. (Canada) | SEP patent: 456 | ||
4 | VoiceAge Corp. | 5G,Enterprise software,Software, ...[+2] | SEP patent: 249 | |
5 | Certicom Corp. | Software,Elliptic curve cryptography,Wireless, ...[+2] | SEP patent: 144 |