SONY CORPORATION |
125 |
114 |
98 |
100 |
66 |
503 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
86 |
68 |
83 |
106 |
95 |
438 |
PIONEER CORPORATION |
14 |
42 |
71 |
63 |
57 |
247 |
HITACHI, LTD |
45 |
63 |
61 |
47 |
24 |
240 |
SAMSUNG ELECTRONICS CO., LTD. |
46 |
38 |
47 |
63 |
44 |
238 |
FUJITSU LIMITED |
27 |
25 |
43 |
41 |
29 |
165 |
LG ELECTRONICS INC. |
16 |
30 |
38 |
31 |
21 |
136 |
TOSHIBA CORPORATION |
25 |
23 |
25 |
29 |
22 |
124 |
KONINKLIJKE PHILIPS ELECTRONICS N.V. |
0 |
12 |
38 |
43 |
22 |
115 |
RICOH COMPANY, LTD. |
14 |
23 |
19 |
29 |
22 |
107 |
SANYO ELECTRIC CO., LTD. |
27 |
33 |
19 |
8 |
13 |
100 |
PIONEER ELECTRONIC CORPORATION |
46 |
26 |
14 |
11 |
1 |
98 |
~Individually Owned Patent |
18 |
22 |
26 |
15 |
11 |
92 |
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) |
15 |
20 |
15 |
21 |
15 |
86 |
VICTOR COMPANY OF JAPAN, LIMITED |
7 |
12 |
14 |
19 |
17 |
69 |
NEC CORPORATION |
19 |
10 |
10 |
13 |
9 |
61 |
MITSUBISHI DENKI KABUSHIKI KAISHA |
12 |
17 |
10 |
9 |
6 |
54 |
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. |
0 |
0 |
16 |
20 |
15 |
51 |
DPHI ACQUISITIONS, INC. |
0 |
0 |
1 |
15 |
31 |
47 |
SEAGATE TECHNOLOGY, LLC |
13 |
10 |
11 |
7 |
4 |
45 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
17 |
9 |
7 |
6 |
5 |
44 |
YAMAHA CORPORATION |
8 |
5 |
6 |
6 |
16 |
41 |
FUNAI ELECTRIC CO., LTD. |
8 |
6 |
6 |
12 |
8 |
40 |
TDK CORPORATION |
8 |
7 |
9 |
9 |
6 |
39 |
TEAC CORPORATION |
6 |
4 |
6 |
10 |
10 |
36 |
OLYMPUS OPTICAL CO., LTD. |
6 |
15 |
8 |
3 |
2 |
34 |
U.S. PHILIPS CORPORATION |
19 |
13 |
0 |
0 |
0 |
32 |
CANON KABUSHIKI KAISHA |
10 |
7 |
7 |
3 |
4 |
31 |
HITACHI MAXELL, LTD. |
3 |
11 |
7 |
6 |
3 |
30 |
VIA TECHNOLOGIES, INC. |
0 |
4 |
4 |
7 |
13 |
28 |
THOMSON LICENSING S.A. |
2 |
8 |
7 |
7 |
2 |
26 |
HEWLETT-PACKARD COMPANY |
9 |
11 |
4 |
0 |
0 |
24 |
TERASTOR CORPORATION |
3 |
5 |
11 |
1 |
1 |
21 |
DEUTSCHE THOMSON-BRANDT GMBH |
13 |
3 |
0 |
3 |
1 |
20 |
DISCOVISION ASSOCIATES |
9 |
4 |
3 |
2 |
1 |
19 |
MEDIATEK INC. |
2 |
0 |
1 |
4 |
11 |
18 |
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN |
4 |
9 |
3 |
1 |
0 |
17 |
SEIKO INSTRUMENTS INC. |
2 |
2 |
6 |
5 |
2 |
17 |
KONICA CORPORATION |
2 |
5 |
1 |
4 |
4 |
16 |
LSI LOGIC CORPORATION |
5 |
1 |
0 |
6 |
4 |
16 |
SANKYO SEIKI MFG. CO., LTD. |
1 |
3 |
5 |
3 |
4 |
16 |
FUJI XEROX CO., LTD. |
2 |
3 |
2 |
4 |
4 |
15 |
ROBERT BOSCH GMBH |
2 |
3 |
4 |
2 |
4 |
15 |
CIRRUS LOGIC, INC. |
3 |
4 |
5 |
2 |
0 |
14 |
LITE-ON IT CORPORATION |
0 |
3 |
4 |
3 |
4 |
14 |
PENTAX CORPORATION |
0 |
0 |
7 |
5 |
2 |
14 |
ASAHI KOGAKU KOGYO KABUSHIKI KAISHA |
6 |
7 |
0 |
0 |
0 |
13 |
EASTMAN KODAK COMPANY |
3 |
4 |
1 |
3 |
1 |
12 |
FUJI PHOTO FILM CO., LTD |
0 |
3 |
6 |
3 |
0 |
12 |
IMATION CORP. |
1 |
0 |
5 |
5 |
1 |
12 |
MITSUBISHI CHEMICAL CORPORATION |
1 |
3 |
6 |
2 |
0 |
12 |
MITSUMI ELECTRIC CO., LTD. |
4 |
3 |
1 |
1 |
3 |
12 |
OAK TECHNOLOGIES, INC. |
1 |
4 |
7 |
0 |
0 |
12 |
TAIYO YUDEN CO., LTD. |
1 |
5 |
2 |
4 |
0 |
12 |
CLARION CO., LTD. |
3 |
2 |
3 |
3 |
0 |
11 |
ALPINE ELECTRONICS INC. |
2 |
1 |
1 |
1 |
5 |
10 |
MINOLTA CAMERA CO., LTD. |
2 |
3 |
0 |
4 |
1 |
10 |
SONY COMPUTER ENTERTAINMENT INC. |
1 |
0 |
0 |
6 |
2 |
9 |
ALPS ELECTRIC CO., LTD. |
3 |
2 |
3 |
0 |
0 |
8 |
SEAGATE TECHNOLOGY, INCORPORATED |
6 |
2 |
0 |
0 |
0 |
8 |
STORAGE TECHNOLOGY CORPORATION |
1 |
1 |
4 |
1 |
1 |
8 |
ZEN RESEARCH (IRELAND), LTD. |
2 |
6 |
0 |
0 |
0 |
8 |
BEHAVIOR TECH COMPUTER CORP. |
0 |
0 |
2 |
3 |
2 |
7 |
CALIMETRICS, INC. |
0 |
2 |
5 |
0 |
0 |
7 |
DENON, LTD. |
0 |
0 |
3 |
2 |
2 |
7 |
KABUSHIKI KAISHA KENWOOD |
3 |
1 |
1 |
1 |
1 |
7 |
MICRON TECHNOLOGY, INC. |
0 |
1 |
4 |
1 |
1 |
7 |
ROHM COMPANY LIMITED |
1 |
1 |
4 |
0 |
1 |
7 |
ROXIO, INC. |
1 |
2 |
2 |
2 |
0 |
7 |
SEIKO EPSON CORPORATION |
1 |
2 |
2 |
2 |
0 |
7 |
SIROS TECHNOLOGIES, INC. |
5 |
0 |
2 |
0 |
0 |
7 |
STMICROELECTRONICS S.A. |
0 |
2 |
2 |
1 |
2 |
7 |
ASUSTEK COMPUTER INC. |
0 |
1 |
2 |
2 |
1 |
6 |
RITEK CORPORATION |
1 |
2 |
1 |
0 |
2 |
6 |
SAMSUNG ELECTRO-MECHANICS CO., LTD. |
1 |
1 |
0 |
2 |
2 |
6 |
TEXAS INSTRUMENTS, INCORPORATED |
2 |
0 |
2 |
0 |
2 |
6 |
DOUG CARSON & ASSOCIATES, INC. |
0 |
3 |
0 |
2 |
0 |
5 |
GENERAL ELECTRIC COMPANY |
0 |
0 |
0 |
1 |
4 |
5 |
INTEL CORPORATION |
1 |
1 |
1 |
1 |
1 |
5 |
MAXOPTIX CORPORATION |
5 |
0 |
0 |
0 |
0 |
5 |
MECHANICAL RESEARCH CORPORATION |
1 |
0 |
1 |
3 |
0 |
5 |
NIPPON COLUMBIA COMPANY, LTD. |
1 |
3 |
1 |
0 |
0 |
5 |
READ-RITE CORPORATION |
3 |
2 |
0 |
0 |
0 |
5 |
RESEARCH INVESTMENT NETWORK, INC. |
0 |
0 |
1 |
3 |
1 |
5 |