AT& T INTELLECTUAL PROPERTY I, L.P. |
0 |
40 |
109 |
95 |
137 |
381 |
~INDIVIDUALLY OWNED PATENT |
52 |
40 |
47 |
47 |
51 |
237 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
40 |
33 |
35 |
27 |
48 |
183 |
AVAYA TECHNOLOGY CORP. |
14 |
10 |
16 |
46 |
80 |
166 |
CISCO TECHNOLOGY, INC. |
30 |
23 |
14 |
37 |
50 |
154 |
MICROSOFT CORPORATION |
11 |
6 |
17 |
23 |
25 |
82 |
AT& T INTELLECTUAL PROPERTY II, L.P. |
0 |
3 |
9 |
30 |
37 |
79 |
AT&T CORP. |
26 |
13 |
22 |
13 |
0 |
74 |
AT& T INTELLECTUAL PROPERTY, INC. |
18 |
45 |
0 |
0 |
0 |
63 |
SPRINT COMMUNICATIONS COMPANY L.P. |
12 |
7 |
6 |
18 |
20 |
63 |
ALCATEL-LUCENT USA INC. |
0 |
1 |
20 |
21 |
8 |
50 |
NORTEL NETWORKS LIMITED |
13 |
7 |
12 |
10 |
8 |
50 |
NOKIA CORPORATION |
14 |
8 |
10 |
10 |
6 |
48 |
SAMSUNG ELECTRONICS CO., LTD. |
6 |
9 |
13 |
11 |
8 |
47 |
ALCATEL LUCENT |
1 |
6 |
5 |
12 |
20 |
44 |
VERIZON BUSINESS GLOBAL LLC |
6 |
7 |
9 |
7 |
10 |
39 |
BELLSOUTH INTELLECTUAL PROPERTY CORPORATION |
37 |
0 |
1 |
0 |
0 |
38 |
AT& T KNOWLEDGE VENTURES, L.P. |
7 |
27 |
1 |
2 |
0 |
37 |
SPRINT SPECTRUM L.P. |
6 |
3 |
5 |
9 |
14 |
37 |
AT& T BLS INTELLECTUAL PROPERTY, INC. |
27 |
9 |
0 |
0 |
0 |
36 |
SBC PROPERTIES, L.P. |
27 |
9 |
0 |
0 |
0 |
36 |
HUAWEI TECHNOLOGIES CO., LTD. |
1 |
1 |
10 |
7 |
15 |
34 |
MITEL NETWORKS CORPORATION |
5 |
5 |
6 |
12 |
6 |
34 |
AT& T LABS, INC. |
10 |
8 |
3 |
3 |
6 |
30 |
FUJITSU LIMITED |
8 |
5 |
2 |
8 |
7 |
30 |
SIEMENS AKTIENGESELLSCHAFT |
13 |
3 |
6 |
6 |
2 |
30 |
SILICON LABORATORIES INC. |
13 |
8 |
4 |
1 |
4 |
30 |
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. |
4 |
5 |
3 |
5 |
11 |
28 |
TOSHIBA CORPORATION |
2 |
1 |
4 |
9 |
11 |
27 |
INTEL CORPORATION |
13 |
5 |
3 |
3 |
0 |
24 |
MOTOROLA, INC. |
4 |
2 |
10 |
7 |
1 |
24 |
SIEMENS COMMUNICATIONS, INC. |
9 |
5 |
9 |
0 |
0 |
23 |
VERIZON SERVICES CORP. |
6 |
5 |
4 |
6 |
2 |
23 |
SONY ERICSSON MOBILE COMMUNICATIONS AB |
0 |
1 |
8 |
4 |
9 |
22 |
BROTHER KOGYO KABUSHIKI KAISHA |
3 |
2 |
4 |
9 |
3 |
21 |
PANASONIC CORPORATION |
0 |
2 |
6 |
8 |
5 |
21 |
RESEARCH IN MOTION LIMITED |
3 |
3 |
4 |
3 |
8 |
21 |
TEKELEC |
7 |
4 |
1 |
3 |
6 |
21 |
ASPECT SOFTWARE, INC. |
1 |
0 |
0 |
10 |
9 |
20 |
AT& T MOBILITY II LLC |
0 |
4 |
3 |
3 |
10 |
20 |
TELEFONAKTIEBOLAGET LM ERICSSON |
9 |
7 |
1 |
2 |
1 |
20 |
VERINT AMERICAS INC. |
0 |
1 |
4 |
8 |
7 |
20 |
ADC TELECOMMUNICATIONS, INC. |
3 |
6 |
1 |
6 |
3 |
19 |
EMBARQ HOLDINGS COMPANY LLC |
0 |
2 |
1 |
8 |
8 |
19 |
NEC CORPORATION |
3 |
3 |
5 |
6 |
2 |
19 |
SBC KNOWLEDGE VENTURES, L.P. |
7 |
7 |
5 |
0 |
0 |
19 |
ALCATEL |
7 |
2 |
4 |
5 |
0 |
18 |
AOL LLC |
7 |
4 |
3 |
1 |
3 |
18 |
BRITISH TELECOMMUNICATION, PLC |
8 |
3 |
4 |
3 |
0 |
18 |
GENESYS TELECOMMUNICATIONS LABORATORIES, INC. |
4 |
6 |
2 |
3 |
3 |
18 |
LG ELECTRONICS INC. |
2 |
0 |
9 |
5 |
2 |
18 |
LUCENT TECHNOLOGIES INC. |
11 |
7 |
0 |
0 |
0 |
18 |
BROADCOM CORPORATION |
1 |
4 |
3 |
5 |
4 |
17 |
SIEMENS ENTERPRISE COMMUNICATIONS, INC. |
0 |
0 |
0 |
6 |
11 |
17 |
CALLWAVE, INC. |
2 |
3 |
3 |
4 |
4 |
16 |
NEC INFRONTIA CORPORATION |
3 |
4 |
4 |
1 |
4 |
16 |
GRAPE TECHNOLOGY GROUP, INC. |
0 |
5 |
1 |
1 |
8 |
15 |
QWEST COMMUNICATIONS INTERNATIONAL INC. |
9 |
2 |
4 |
0 |
0 |
15 |
AGERE SYSTEMS INC. |
5 |
1 |
2 |
2 |
4 |
14 |
FRANCE TELECOM |
3 |
2 |
5 |
2 |
2 |
14 |
OKI ELECTRIC INDUSTRY CO., LTD. |
3 |
0 |
3 |
3 |
5 |
14 |
SBC TECHNOLOGY RESOURCES, INC. |
8 |
3 |
3 |
0 |
0 |
14 |
VERIZON LABORATORIES INC. |
6 |
3 |
3 |
2 |
0 |
14 |
SONY CORPORATION |
1 |
2 |
3 |
4 |
3 |
13 |
VERIZON DATA SERVICES INC. |
3 |
1 |
1 |
3 |
5 |
13 |
PLANTRONICS INC |
1 |
2 |
2 |
3 |
4 |
12 |
SECURUS TECHNOLOGIES, INC. |
1 |
1 |
0 |
3 |
7 |
12 |
TEXAS INSTRUMENTS, INCORPORATED |
6 |
1 |
1 |
3 |
1 |
12 |
VERIZON PATENT AND LICENSING, INC. |
0 |
0 |
0 |
4 |
8 |
12 |
LEVEL 3 COMMUNICATIONS, LLC |
0 |
2 |
1 |
3 |
5 |
11 |
NUANCE COMMUNICATIONS, INC. |
2 |
0 |
0 |
4 |
5 |
11 |
UTBK, INC. |
3 |
2 |
1 |
1 |
4 |
11 |
3COM CORPORATION |
2 |
3 |
2 |
3 |
0 |
10 |
AGILENT TECHNOLOGIES, INC. |
6 |
2 |
1 |
0 |
1 |
10 |
DEUTSCHE TELEKOM AG |
6 |
1 |
0 |
2 |
1 |
10 |
HITACHI, LTD |
4 |
0 |
3 |
1 |
2 |
10 |
INFINEON TECHNOLOGIES AG |
3 |
0 |
4 |
3 |
0 |
10 |
INTELLECT WIRELESS INC. |
8 |
2 |
0 |
0 |
0 |
10 |
VTECH TELECOMMUNICATIONS LIMITED |
1 |
3 |
2 |
3 |
1 |
10 |
ADC DSL SYSTEMS, INC. |
2 |
3 |
3 |
0 |
1 |
9 |
MINDSPEED TECHNOLOGIES, INC. |
1 |
0 |
2 |
5 |
1 |
9 |
POLYCOM, INC. |
2 |
0 |
1 |
3 |
3 |
9 |
QUALCOMM, INC. |
2 |
0 |
3 |
1 |
3 |
9 |
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) |
2 |
1 |
1 |
3 |
2 |
9 |
SHORETEL, INC |
0 |
3 |
0 |
1 |
5 |
9 |
CANON KABUSHIKI KAISHA |
2 |
1 |
1 |
1 |
3 |
8 |
FORTEMEDIA, INC. |
1 |
2 |
0 |
4 |
1 |
8 |
HONEYWELL INTERNATIONAL INC. |
1 |
1 |
1 |
2 |
3 |
8 |
KONINKLIJKE KPN N.V. |
3 |
2 |
1 |
0 |
2 |
8 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
6 |
2 |
0 |
0 |
0 |
8 |
RICOH COMPANY, LTD. |
3 |
1 |
0 |
1 |
3 |
8 |
SAP AKTIENGESELLSCHAFT |
1 |
0 |
1 |
3 |
3 |
8 |
TECH RADIUM, INC. |
1 |
2 |
2 |
2 |
1 |
8 |
TELECOMMUNICATION SYSTEMS, INC. |
1 |
0 |
0 |
1 |
6 |
8 |
TELLABS OPERATIONS INC. |
3 |
4 |
0 |
0 |
1 |
8 |
ACCENTURE GLOBAL SERVICES LIMITED |
0 |
0 |
0 |
1 |
6 |
7 |
ADTRAN |
1 |
0 |
3 |
2 |
1 |
7 |
APPLE, INC. |
1 |
0 |
1 |
0 |
5 |
7 |
CLEARONE COMMUNICATIONS, INC. |
0 |
0 |
0 |
0 |
7 |
7 |
GLENAYRE ELECTRONICS, INC. |
4 |
0 |
1 |
2 |
0 |
7 |
INTRADO INC. |
5 |
0 |
1 |
0 |
1 |
7 |
MICROSTRATEGY, INC. |
2 |
3 |
1 |
0 |
1 |
7 |
ROCKWELL ELECTRONIC COMMERCE TECHNOLOGIES LLC |
4 |
3 |
0 |
0 |
0 |
7 |
SIEBEL SYSTEMS, INC. |
3 |
1 |
2 |
0 |
1 |
7 |
TELEBUYER, LLC |
0 |
1 |
1 |
4 |
1 |
7 |
TOLLGRADE COMMUNICATIONS, INC. |
0 |
2 |
4 |
1 |
0 |
7 |
ADAPTIVE SPECTRUM AND SIGNAL ALIGNMENT, INC. |
0 |
0 |
1 |
2 |
3 |
6 |
BCE INC. |
0 |
0 |
1 |
1 |
4 |
6 |
EVERCOM SYSTEMS, INC. |
1 |
1 |
4 |
0 |
0 |
6 |
FREESCALE SEMICONDUCTOR, INC. |
2 |
1 |
1 |
1 |
1 |
6 |
GENERAL INSTRUMENT CORPORATION |
1 |
0 |
1 |
1 |
3 |
6 |
GN NETCOM A/S |
1 |
2 |
0 |
0 |
3 |
6 |
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN |
1 |
0 |
1 |
2 |
2 |
6 |
INTELLISIST, INC. |
1 |
1 |
1 |
1 |
2 |
6 |
KYOCERA CORPORATION |
0 |
1 |
2 |
2 |
1 |
6 |
LANGUAGE LINE SERVICES, INC. |
0 |
0 |
2 |
2 |
2 |
6 |
LANTIQ DEUTSCHLAND GMBH |
0 |
0 |
0 |
3 |
3 |
6 |
LEGERITY, INC. |
6 |
0 |
0 |
0 |
0 |
6 |
LG-NORTEL CO., LTD. |
4 |
1 |
1 |
0 |
0 |
6 |
MARVELL INTERNATIONAL LTD. |
0 |
1 |
1 |
3 |
1 |
6 |
NICE SYSTEMS LTD. |
1 |
1 |
2 |
1 |
1 |
6 |
SERCONET LTD. |
0 |
1 |
5 |
0 |
0 |
6 |
SHENZHEN FUTAIHONG PRECISION INDUSTRIAL CO., LTD. |
0 |
2 |
3 |
0 |
1 |
6 |
SK TELECOM CO., LTD |
3 |
1 |
0 |
1 |
1 |
6 |
THOMSON LICENSING |
1 |
0 |
2 |
2 |
1 |
6 |
TIME WARNER CABLE |
0 |
1 |
1 |
3 |
1 |
6 |
WEST CORPORATION |
0 |
0 |
1 |
1 |
4 |
6 |
APPTERA INC. |
2 |
0 |
1 |
2 |
0 |
5 |
ASCENDENT TELECOMMUNICATIONS, INC. |
4 |
1 |
0 |
0 |
0 |
5 |
CINGULAR WIRELESS II, LLC |
4 |
1 |
0 |
0 |
0 |
5 |
EMC CORPORATION |
0 |
2 |
1 |
1 |
1 |
5 |
EWI HOLDINGS, INC. |
1 |
0 |
3 |
1 |
0 |
5 |
GOOGLE, INC. |
0 |
0 |
0 |
3 |
2 |
5 |
ITXC IP HOLDINGS S.A.R.L. |
3 |
0 |
2 |
0 |
0 |
5 |
MOSAID TECHNOLOGIES INC. |
0 |
0 |
0 |
4 |
1 |
5 |
NEXSTEP, INC. |
0 |
0 |
1 |
2 |
2 |
5 |
NEXTEL COMMUNICATIONS, INC. |
0 |
0 |
1 |
2 |
2 |
5 |
SANYO ELECTRIC CO., LTD. |
0 |
2 |
3 |
0 |
0 |
5 |
TANDBERG TELECOM AS |
2 |
1 |
1 |
1 |
0 |
5 |
ULTRATEC, INC. |
1 |
1 |
1 |
1 |
1 |
5 |
UNIDEN CORPORATION |
1 |
0 |
1 |
1 |
2 |
5 |
VONAGE NETWORK LLC. |
0 |
1 |
0 |
1 |
3 |
5 |
WALKER DIGITAL, LLC |
2 |
2 |
0 |
1 |
0 |
5 |
YAHOO, INC. |
0 |
0 |
1 |
2 |
2 |
5 |