SONY CORPORATION |
138 |
125 |
114 |
98 |
100 |
575 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
64 |
86 |
68 |
83 |
107 |
408 |
HITACHI, LTD |
19 |
45 |
63 |
61 |
47 |
235 |
SAMSUNG ELECTRONICS CO., LTD. |
25 |
46 |
38 |
47 |
63 |
219 |
PIONEER CORPORATION |
2 |
14 |
42 |
71 |
63 |
192 |
FUJITSU LIMITED |
32 |
27 |
25 |
43 |
41 |
168 |
PIONEER ELECTRONIC CORPORATION |
48 |
46 |
26 |
14 |
11 |
145 |
LG ELECTRONICS INC. |
21 |
16 |
30 |
38 |
31 |
136 |
TOSHIBA CORPORATION |
33 |
25 |
23 |
25 |
29 |
135 |
~Individually Owned Patent |
22 |
18 |
22 |
26 |
15 |
103 |
SANYO ELECTRIC CO., LTD. |
13 |
27 |
33 |
19 |
8 |
100 |
RICOH COMPANY, LTD. |
13 |
14 |
23 |
19 |
29 |
98 |
KONINKLIJKE PHILIPS ELECTRONICS N.V. |
0 |
0 |
12 |
38 |
43 |
93 |
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) |
11 |
16 |
20 |
15 |
21 |
83 |
NEC CORPORATION |
20 |
19 |
10 |
10 |
13 |
72 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
29 |
17 |
9 |
7 |
6 |
68 |
VICTOR COMPANY OF JAPAN, LIMITED |
9 |
7 |
12 |
14 |
19 |
61 |
MITSUBISHI DENKI KABUSHIKI KAISHA |
12 |
12 |
17 |
10 |
9 |
60 |
CANON KABUSHIKI KAISHA |
20 |
10 |
7 |
7 |
3 |
47 |
U.S. PHILIPS CORPORATION |
15 |
19 |
13 |
0 |
0 |
47 |
SEAGATE TECHNOLOGY, LLC |
2 |
13 |
11 |
11 |
7 |
44 |
TDK CORPORATION |
10 |
8 |
7 |
9 |
9 |
43 |
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. |
0 |
0 |
0 |
16 |
20 |
36 |
OLYMPUS OPTICAL CO., LTD. |
4 |
6 |
15 |
8 |
3 |
36 |
FUNAI ELECTRIC CO., LTD. |
2 |
8 |
6 |
6 |
12 |
34 |
HEWLETT-PACKARD COMPANY |
10 |
9 |
11 |
4 |
0 |
34 |
HITACHI MAXELL, LTD. |
5 |
3 |
11 |
7 |
6 |
32 |
TEAC CORPORATION |
5 |
6 |
4 |
6 |
10 |
31 |
YAMAHA CORPORATION |
3 |
8 |
5 |
6 |
6 |
28 |
DEUTSCHE THOMSON-BRANDT GMBH |
8 |
13 |
3 |
0 |
3 |
27 |
DISCOVISION ASSOCIATES |
7 |
9 |
4 |
3 |
2 |
25 |
TERASTOR CORPORATION |
5 |
3 |
5 |
11 |
1 |
25 |
THOMSON LICENSING S.A. |
0 |
2 |
8 |
7 |
7 |
24 |
SANKYO SEIKI MFG. CO., LTD. |
8 |
1 |
3 |
5 |
4 |
21 |
SEAGATE TECHNOLOGY, INCORPORATED |
13 |
6 |
2 |
0 |
0 |
21 |
CIRRUS LOGIC, INC. |
4 |
3 |
4 |
5 |
2 |
18 |
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN |
1 |
4 |
9 |
3 |
1 |
18 |
MITSUBISHI CHEMICAL CORPORATION |
5 |
1 |
3 |
6 |
2 |
17 |
DPHI ACQUISITIONS, INC. |
0 |
0 |
0 |
1 |
15 |
16 |
EASTMAN KODAK COMPANY |
5 |
3 |
4 |
1 |
3 |
16 |
KONICA CORPORATION |
4 |
2 |
5 |
1 |
4 |
16 |
OAK TECHNOLOGIES, INC. |
4 |
1 |
4 |
7 |
0 |
16 |
SEIKO INSTRUMENTS INC. |
0 |
2 |
2 |
6 |
5 |
15 |
VIA TECHNOLOGIES, INC. |
0 |
0 |
4 |
4 |
7 |
15 |
ASAHI KOGAKU KOGYO KABUSHIKI KAISHA |
1 |
6 |
7 |
0 |
0 |
14 |
LSI LOGIC CORPORATION |
2 |
5 |
1 |
0 |
6 |
14 |
ALPS ELECTRIC CO., LTD. |
5 |
3 |
2 |
3 |
0 |
13 |
FUJI PHOTO FILM CO., LTD |
0 |
0 |
3 |
6 |
3 |
12 |
IMATION CORP. |
1 |
1 |
0 |
5 |
5 |
12 |
MITSUMI ELECTRIC CO., LTD. |
3 |
4 |
3 |
1 |
1 |
12 |
PENTAX CORPORATION |
0 |
0 |
0 |
7 |
5 |
12 |
ROBERT BOSCH GMBH |
1 |
2 |
3 |
4 |
2 |
12 |
TAIYO YUDEN CO., LTD. |
0 |
1 |
5 |
2 |
4 |
12 |
CLARION CO., LTD. |
0 |
3 |
2 |
3 |
3 |
11 |
FUJI XEROX CO., LTD. |
0 |
2 |
3 |
2 |
4 |
11 |
LITE-ON IT CORPORATION |
0 |
0 |
3 |
4 |
3 |
10 |
MEDIATEK INC. |
3 |
2 |
0 |
1 |
4 |
10 |
MINOLTA CAMERA CO., LTD. |
0 |
2 |
3 |
0 |
4 |
9 |
READ-RITE CORPORATION |
4 |
3 |
2 |
0 |
0 |
9 |
STORAGE TECHNOLOGY CORPORATION |
2 |
1 |
1 |
4 |
1 |
9 |
CALIMETRICS, INC. |
1 |
0 |
2 |
5 |
0 |
8 |
DAEWOO ELECTRONICS COMPANY, LTD. |
5 |
2 |
1 |
0 |
0 |
8 |
KABUSHIKI KAISHA KENWOOD |
2 |
3 |
1 |
1 |
1 |
8 |
NIPPON COLUMBIA COMPANY, LTD. |
3 |
1 |
3 |
1 |
0 |
8 |
ROHM COMPANY LIMITED |
2 |
1 |
1 |
4 |
0 |
8 |
SEIKO EPSON CORPORATION |
1 |
1 |
2 |
2 |
2 |
8 |
SIROS TECHNOLOGIES, INC. |
1 |
5 |
0 |
2 |
0 |
8 |
ZEN RESEARCH (IRELAND), LTD. |
0 |
2 |
6 |
0 |
0 |
8 |
ROXIO, INC. |
0 |
1 |
2 |
2 |
2 |
7 |
SONY COMPUTER ENTERTAINMENT INC. |
0 |
1 |
0 |
0 |
6 |
7 |
ALPINE ELECTRONICS INC. |
1 |
2 |
1 |
1 |
1 |
6 |
MAXOPTIX CORPORATION |
1 |
5 |
0 |
0 |
0 |
6 |
MICRON TECHNOLOGY, INC. |
0 |
0 |
1 |
4 |
1 |
6 |
NIKON CORPORATION |
4 |
0 |
1 |
0 |
1 |
6 |
PHILIPS ELECTRONICS NORTH AMERICA CORP. |
4 |
2 |
0 |
0 |
0 |
6 |
STMICROELECTRONICS S.A. |
1 |
0 |
2 |
2 |
1 |
6 |
TEXAS INSTRUMENTS, INCORPORATED |
2 |
2 |
0 |
2 |
0 |
6 |
AIWA CO., LTD. |
1 |
0 |
1 |
3 |
0 |
5 |
ASUSTEK COMPUTER INC. |
0 |
0 |
1 |
2 |
2 |
5 |
BEHAVIOR TECH COMPUTER CORP. |
0 |
0 |
0 |
2 |
3 |
5 |
COMPAQ COMPUTER CORPORATION, INC. |
3 |
0 |
2 |
0 |
0 |
5 |
DENON, LTD. |
0 |
0 |
0 |
3 |
2 |
5 |
DOUG CARSON & ASSOCIATES, INC. |
0 |
0 |
3 |
0 |
2 |
5 |
MECHANICAL RESEARCH CORPORATION |
0 |
1 |
0 |
1 |
3 |
5 |
MICRON ELECTRONICS, INC. |
3 |
2 |
0 |
0 |
0 |
5 |
SAMSUNG ELECTRO-MECHANICS CO., LTD. |
1 |
1 |
1 |
0 |
2 |
5 |
THOMSON-CSF |
1 |
1 |
1 |
1 |
1 |
5 |
VISTEON GLOBAL TECHNOLOGIES, INC. |
1 |
2 |
0 |
0 |
2 |
5 |
WINBOND ELECTRONICS CORP. |
1 |
2 |
2 |
0 |
0 |
5 |