Top patent holders in Mobile Advertising

My previous post, Jockeying for position in Mobile Patent race, asked where Apple was in this race.

Alan Moore in in Mobile Patent Wars 2 answers my question:

1. Yahoo
2. Microsoft
3. Google
4. CVON Innovations
5. Nokia
6. NEC
7. Qualcomm
8. IBM
9. AT&T
10. Sony
11. Motorola
12. Sony Ericsson
13. Hewitt Packard
14. Hitachi
15. Alcatel-Lucent

Of note, CVON is selling their portfolio on 11th November.