~Individually Owned Patent |
115 |
63 |
60 |
43 |
68 |
349 |
SONY CORPORATION |
22 |
24 |
20 |
9 |
9 |
84 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
12 |
11 |
9 |
4 |
12 |
48 |
U.S. PHILIPS CORPORATION |
14 |
2 |
8 |
5 |
3 |
32 |
NEW TRANSDUCERS LIMITED |
0 |
0 |
3 |
18 |
10 |
31 |
SIEMENS AUDIOLOGISCHE TECHNIK GMBH |
9 |
3 |
9 |
4 |
6 |
31 |
NEC CORPORATION |
9 |
7 |
3 |
6 |
2 |
27 |
SAMSUNG ELECTRONICS CO., LTD. |
12 |
5 |
5 |
2 |
2 |
26 |
YAMAHA CORPORATION |
12 |
4 |
6 |
1 |
3 |
26 |
LUCENT TECHNOLOGIES INC. |
13 |
4 |
6 |
0 |
1 |
24 |
PIONEER ELECTRONIC CORPORATION |
6 |
5 |
3 |
2 |
4 |
20 |
AMERICAN TECHNOLOGY CORPORATION |
0 |
3 |
6 |
6 |
4 |
19 |
MOTOROLA, INC. |
6 |
4 |
8 |
1 |
0 |
19 |
HARMAN INTERNATIONAL INDUSTRIES, INC. |
1 |
5 |
0 |
4 |
5 |
15 |
NOISE CANCELLATION TECHNOLOGIES, INC. |
9 |
1 |
2 |
3 |
0 |
15 |
ETYMOTIC RESEARCH, INC. |
0 |
2 |
6 |
3 |
2 |
13 |
FUJITSU LIMITED |
2 |
2 |
2 |
5 |
2 |
13 |
MURATA MANUFACTURING CO., LTD. |
2 |
2 |
5 |
1 |
3 |
13 |
STAR MICRONICS CO., LTD. |
1 |
4 |
5 |
0 |
2 |
12 |
BOSE CORPORATION |
4 |
2 |
1 |
2 |
2 |
11 |
COMPAQ COMPUTER CORPORATION, INC. |
3 |
2 |
4 |
1 |
1 |
11 |
KABUSHIKI KAISHA AUDIO-TECHNICA |
0 |
1 |
7 |
2 |
1 |
11 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
2 |
2 |
1 |
1 |
4 |
10 |
RESOUND CORPORATION |
2 |
2 |
4 |
1 |
1 |
10 |
ADVANCED MICRO DEVICES, INC. |
3 |
1 |
2 |
3 |
0 |
9 |
NIPPON TELEGRAPH & TELEPHONE CORP. |
6 |
2 |
1 |
0 |
0 |
9 |
QSOUND LABS, INC. |
3 |
2 |
0 |
3 |
1 |
9 |
SENNHEISER ELECTRONIC GMBH & CO. KG |
2 |
2 |
2 |
1 |
2 |
9 |
SONIC INNOVATIONS, INC. |
0 |
0 |
3 |
2 |
4 |
9 |
ANDREA ELECTRONICS CORPORATION |
3 |
1 |
1 |
2 |
1 |
8 |
BELTONE ELECTRONICS CORPORATION |
1 |
3 |
2 |
1 |
1 |
8 |
SIEMENS HEARING INSTRUMENTS, INC. |
4 |
2 |
2 |
0 |
0 |
8 |
UNITED STATES OF AMERICA, NAVY |
0 |
2 |
1 |
1 |
4 |
8 |
APPLE COMPUTER, INC. |
1 |
4 |
0 |
1 |
1 |
7 |
INTEL CORPORATION |
2 |
1 |
2 |
1 |
1 |
7 |
SARNOFF CORPORATION & CO., LTD. |
0 |
1 |
1 |
2 |
3 |
7 |
TOPHOLM & WESTERMANN APS |
1 |
3 |
0 |
1 |
2 |
7 |
VICTOR COMPANY OF JAPAN, LIMITED |
3 |
2 |
2 |
0 |
0 |
7 |
AUREAL SEMICONDUCTOR INC. |
3 |
1 |
2 |
0 |
0 |
6 |
CITIZEN ELECTRONICS CO., LTD. |
0 |
0 |
3 |
2 |
1 |
6 |
GN RESOUND AS |
0 |
0 |
0 |
3 |
3 |
6 |
INTERVAL RESEARCH CORPORATION |
3 |
1 |
1 |
1 |
0 |
6 |
LG ELECTRONICS INC. |
1 |
3 |
1 |
0 |
1 |
6 |
MICROTRONIC NEDERLAND, B.V. |
2 |
0 |
3 |
1 |
0 |
6 |
NOKIA TECHNOLOGY GMBH |
3 |
2 |
1 |
0 |
0 |
6 |
SRS LABS, INC. |
2 |
3 |
0 |
1 |
0 |
6 |
TELEX COMMUNICATIONS, INC. |
1 |
3 |
0 |
1 |
1 |
6 |
TEXAS INSTRUMENTS, INCORPORATED |
0 |
2 |
1 |
1 |
2 |
6 |
APHEX SYSTEMS LTD. |
2 |
2 |
0 |
1 |
0 |
5 |
AUDIOLOGIC, INC. |
2 |
0 |
3 |
0 |
0 |
5 |
BOSTON ACOUSTICS, INC. |
1 |
2 |
0 |
0 |
2 |
5 |
COTRON CORPORATION |
1 |
0 |
3 |
0 |
1 |
5 |
CREATIVE TECHNOLOGY LIMITED |
1 |
1 |
0 |
1 |
2 |
5 |
DECIBEL INSTRUMENTS, INC. |
1 |
1 |
2 |
1 |
0 |
5 |
FORD MOTOR COMPANY |
2 |
1 |
2 |
0 |
0 |
5 |
FRANCE TELECOM |
4 |
0 |
0 |
0 |
1 |
5 |
HARMAN AUDIO ELECTRONIC SYSTEMS GMBH |
0 |
0 |
2 |
1 |
2 |
5 |
KABUSHIKI KAISHA KENWOOD |
5 |
0 |
0 |
0 |
0 |
5 |
KNOWLES ELECTRONICS, INC. |
1 |
2 |
2 |
0 |
0 |
5 |
LORD CORPORATION |
3 |
1 |
0 |
0 |
1 |
5 |
MICRO EAR TECHNOLOGY, INC. |
1 |
0 |
0 |
0 |
4 |
5 |
NOKIA MOBILE PHONES LTD. |
0 |
0 |
1 |
3 |
1 |
5 |
ROHM COMPANY LIMITED |
2 |
1 |
1 |
1 |
0 |
5 |
STMICROELECTRONICS, GMBH |
0 |
3 |
1 |
0 |
1 |
5 |
TELEFONAKTIEBOLAGET LM ERICSSON |
0 |
2 |
0 |
0 |
3 |
5 |