SONY CORPORATION |
206 |
152 |
154 |
158 |
140 |
810 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
69 |
66 |
70 |
101 |
84 |
390 |
PIONEER ELECTRONIC CORPORATION |
57 |
59 |
49 |
56 |
28 |
249 |
SAMSUNG ELECTRONICS CO., LTD. |
59 |
42 |
33 |
51 |
53 |
238 |
HITACHI, LTD |
33 |
30 |
23 |
51 |
70 |
207 |
TOSHIBA CORPORATION |
54 |
43 |
35 |
28 |
27 |
187 |
FUJITSU LIMITED |
36 |
38 |
36 |
29 |
31 |
170 |
NEC CORPORATION |
46 |
41 |
22 |
24 |
10 |
143 |
CANON KABUSHIKI KAISHA |
53 |
30 |
21 |
10 |
8 |
122 |
~Individually Owned Patent |
26 |
21 |
27 |
20 |
28 |
122 |
SANYO ELECTRIC CO., LTD. |
19 |
13 |
13 |
29 |
34 |
108 |
LG ELECTRONICS INC. |
7 |
14 |
23 |
20 |
41 |
105 |
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) |
32 |
21 |
11 |
17 |
20 |
101 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
22 |
16 |
29 |
18 |
10 |
95 |
U.S. PHILIPS CORPORATION |
26 |
14 |
17 |
20 |
13 |
90 |
RICOH COMPANY, LTD. |
20 |
14 |
14 |
15 |
23 |
86 |
MITSUBISHI DENKI KABUSHIKI KAISHA |
13 |
17 |
14 |
13 |
25 |
82 |
PIONEER CORPORATION |
0 |
0 |
2 |
15 |
51 |
68 |
HEWLETT-PACKARD COMPANY |
8 |
6 |
11 |
15 |
16 |
56 |
EASTMAN KODAK COMPANY |
23 |
15 |
5 |
3 |
4 |
50 |
TEAC CORPORATION |
5 |
14 |
11 |
13 |
7 |
50 |
OLYMPUS OPTICAL CO., LTD. |
10 |
9 |
4 |
8 |
16 |
47 |
VICTOR COMPANY OF JAPAN, LIMITED |
6 |
12 |
10 |
7 |
12 |
47 |
DISCOVISION ASSOCIATES |
13 |
11 |
8 |
9 |
5 |
46 |
DEUTSCHE THOMSON-BRANDT GMBH |
7 |
10 |
9 |
13 |
5 |
44 |
DAEWOO ELECTRONICS COMPANY, LTD. |
17 |
17 |
6 |
2 |
1 |
43 |
TDK CORPORATION |
2 |
5 |
11 |
12 |
10 |
40 |
ALPS ELECTRIC CO., LTD. |
2 |
11 |
8 |
9 |
8 |
38 |
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN |
5 |
3 |
3 |
8 |
12 |
31 |
NIKON CORPORATION |
16 |
10 |
4 |
0 |
1 |
31 |
SEAGATE TECHNOLOGY, INCORPORATED |
3 |
6 |
14 |
6 |
2 |
31 |
ASAHI KOGAKU KOGYO KABUSHIKI KAISHA |
5 |
8 |
2 |
7 |
8 |
30 |
MITSUMI ELECTRIC CO., LTD. |
2 |
8 |
5 |
10 |
5 |
30 |
SEAGATE TECHNOLOGY, LLC |
0 |
0 |
2 |
14 |
12 |
28 |
YAMAHA CORPORATION |
5 |
5 |
3 |
9 |
6 |
28 |
FUNAI ELECTRIC CO., LTD. |
4 |
5 |
2 |
8 |
8 |
27 |
HITACHI MAXELL, LTD. |
0 |
6 |
5 |
3 |
13 |
27 |
NAKAMICHI CORPORATION |
10 |
10 |
5 |
1 |
1 |
27 |
KONICA CORPORATION |
6 |
3 |
4 |
3 |
5 |
21 |
ALPINE ELECTRONICS INC. |
4 |
4 |
2 |
6 |
3 |
19 |
SANKYO SEIKI MFG. CO., LTD. |
5 |
1 |
8 |
2 |
3 |
19 |
READ-RITE CORPORATION |
2 |
7 |
4 |
3 |
2 |
18 |
MITSUBISHI CHEMICAL CORPORATION |
5 |
3 |
5 |
1 |
3 |
17 |
TERASTOR CORPORATION |
0 |
4 |
5 |
3 |
5 |
17 |
CIRRUS LOGIC, INC. |
0 |
5 |
4 |
3 |
4 |
16 |
KABUSHIKI KAISHA KENWOOD |
2 |
4 |
2 |
3 |
4 |
15 |
KONINKLIJKE PHILIPS ELECTRONICS N.V. |
0 |
0 |
0 |
0 |
14 |
14 |
NIPPON COLUMBIA COMPANY, LTD. |
3 |
4 |
3 |
1 |
3 |
14 |
ZEN RESEARCH N.V. |
7 |
3 |
3 |
0 |
0 |
13 |
CLARION CO., LTD. |
1 |
1 |
0 |
3 |
6 |
11 |
IMATION CORP. |
3 |
4 |
1 |
2 |
1 |
11 |
OAK TECHNOLOGIES, INC. |
0 |
1 |
4 |
1 |
4 |
10 |
THOMSON LICENSING S.A. |
0 |
0 |
0 |
2 |
8 |
10 |
SEIKO EPSON CORPORATION |
2 |
2 |
2 |
1 |
2 |
9 |
THOMSON-CSF |
1 |
5 |
1 |
1 |
1 |
9 |
COMPAQ COMPUTER CORPORATION, INC. |
2 |
0 |
4 |
0 |
2 |
8 |
LSI LOGIC CORPORATION |
0 |
0 |
2 |
5 |
1 |
8 |
ROBERT BOSCH GMBH |
0 |
1 |
1 |
2 |
4 |
8 |
ROHM COMPANY LIMITED |
2 |
2 |
2 |
1 |
1 |
8 |
TAIYO YUDEN CO., LTD. |
0 |
1 |
0 |
2 |
5 |
8 |
TANASHIN DENKI CO., LTD. |
2 |
0 |
2 |
4 |
0 |
8 |
ZEN RESEARCH (IRELAND), LTD. |
0 |
0 |
0 |
2 |
6 |
8 |
BEHAVIOR TECH COMPUTER CORP. |
3 |
0 |
1 |
3 |
0 |
7 |
WEA MANUFACTURING INC. |
3 |
2 |
1 |
1 |
0 |
7 |
ACER PERIPHERALS, INC. |
1 |
0 |
4 |
1 |
0 |
6 |
DIGITAL OPTICS CORPORATION |
2 |
3 |
1 |
0 |
0 |
6 |
FUJI XEROX CO., LTD. |
1 |
0 |
0 |
2 |
3 |
6 |
FUJITSU TEN LIMITED |
0 |
2 |
1 |
1 |
2 |
6 |
IOMEGA CORPORATION |
1 |
0 |
1 |
2 |
2 |
6 |
LASER DYNAMICS INC. |
0 |
4 |
0 |
1 |
1 |
6 |
MAXOPTIX CORPORATION |
0 |
0 |
1 |
5 |
0 |
6 |
PHILIPS ELECTRONICS NORTH AMERICA CORP. |
0 |
0 |
4 |
2 |
0 |
6 |
SIROS TECHNOLOGIES, INC. |
0 |
0 |
1 |
5 |
0 |
6 |
AIWA CO., LTD. |
0 |
2 |
1 |
0 |
2 |
5 |
CALIMETRICS, INC. |
2 |
0 |
1 |
0 |
2 |
5 |
FUNAI TECHNO-SYSTEMS CO., LTD. |
0 |
1 |
3 |
1 |
0 |
5 |
MEDIATEK INC. |
0 |
0 |
3 |
2 |
0 |
5 |
MICRON ELECTRONICS, INC. |
0 |
0 |
3 |
2 |
0 |
5 |
MINOLTA CAMERA CO., LTD. |
0 |
0 |
0 |
2 |
3 |
5 |
MOTOROLA, INC. |
2 |
2 |
1 |
0 |
0 |
5 |
MULTIDISC TECHNOLOGIES |
2 |
3 |
0 |
0 |
0 |
5 |
SAMSUNG ELECTRO-MECHANICS CO., LTD. |
0 |
1 |
1 |
2 |
1 |
5 |
WINBOND ELECTRONICS CORP. |
0 |
0 |
1 |
2 |
2 |
5 |