~Individually Owned Patent |
37 |
39 |
19 |
21 |
30 |
146 |
TDK CORPORATION |
14 |
16 |
17 |
12 |
8 |
67 |
MURATA MANUFACTURING CO., LTD. |
12 |
10 |
19 |
12 |
4 |
57 |
MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG |
19 |
4 |
2 |
7 |
10 |
42 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
9 |
4 |
11 |
7 |
5 |
36 |
CHISSO CORPORATION |
12 |
17 |
2 |
1 |
3 |
35 |
GENERAL ELECTRIC COMPANY |
2 |
8 |
5 |
9 |
9 |
33 |
BASF AKTIENGESELLSCHAFT |
14 |
1 |
5 |
3 |
9 |
32 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
11 |
9 |
2 |
6 |
3 |
31 |
E. I. DU PONT DE NEMOURS AND COMPANY |
7 |
3 |
3 |
5 |
10 |
28 |
FUJI PHOTO FILM CO., LTD |
1 |
5 |
8 |
8 |
6 |
28 |
SUMITOMO CHEMICAL COMPANY, LIMITED |
4 |
0 |
1 |
5 |
14 |
24 |
3M INNOVATIVE PROPERTIES COMPANY |
5 |
7 |
4 |
5 |
2 |
23 |
BAYER AKTIENGESELLSCHAFT |
4 |
4 |
6 |
2 |
5 |
21 |
MICRON TECHNOLOGY, INC. |
3 |
1 |
2 |
10 |
5 |
21 |
HONEYWELL INTERNATIONAL INC. |
1 |
0 |
6 |
4 |
8 |
19 |
OSRAM SYLVANIA INC. |
3 |
3 |
2 |
5 |
5 |
18 |
PROCTER + GAMBLE COMPANY |
5 |
0 |
3 |
6 |
4 |
18 |
CIBA SPECIALTY CHEMICALS CORPORATION |
5 |
3 |
4 |
1 |
4 |
17 |
CLARIANT GMBH |
7 |
5 |
2 |
3 |
0 |
17 |
CORNING INCORPORATED |
4 |
2 |
0 |
6 |
3 |
15 |
ASHLAND INC. |
3 |
5 |
2 |
1 |
2 |
13 |
DELPHI TECHNOLOGIES, INC. |
0 |
2 |
1 |
4 |
6 |
13 |
SONY CORPORATION |
5 |
5 |
1 |
0 |
2 |
13 |
IDEMITSU KOSAN COMPANY LIMITED |
1 |
4 |
6 |
1 |
0 |
12 |
AGENCY OF INDUSTRIAL SCIENCE & TECHNOLOGY |
3 |
1 |
3 |
4 |
0 |
11 |
BETZDEARBORN INC. |
7 |
2 |
1 |
1 |
0 |
11 |
CANON KABUSHIKI KAISHA |
3 |
0 |
3 |
1 |
4 |
11 |
NIPPON MITSUBISHI OIL CORPORATION |
1 |
4 |
3 |
2 |
1 |
11 |
SAMSUNG SDI CO., LTD. |
0 |
1 |
4 |
4 |
2 |
11 |
SEIKO EPSON CORPORATION |
2 |
1 |
3 |
4 |
1 |
11 |
UNITED STATES OF AMERICA, NAVY |
1 |
2 |
2 |
3 |
3 |
11 |
ADVANCED TECHNOLOGY MATERIALS, INC. |
0 |
3 |
1 |
2 |
4 |
10 |
DAIKIN INDUSTRIES LIMITED |
3 |
4 |
1 |
1 |
1 |
10 |
KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY |
0 |
2 |
0 |
4 |
4 |
10 |
MINEBEA KABUSHIKI-KAISHA (MINEBEA CO., LTD) |
0 |
2 |
4 |
2 |
2 |
10 |
PPG INDUSTRIES OHIO INC. |
5 |
2 |
1 |
1 |
1 |
10 |
RHODIA CHIMIE |
1 |
3 |
2 |
2 |
2 |
10 |
SUPERIOR MICROPOWDERS, LLC |
1 |
5 |
0 |
4 |
0 |
10 |
TOSHIBA CORPORATION |
5 |
1 |
1 |
2 |
1 |
10 |
ALLIED-SIGNAL INC. |
4 |
2 |
2 |
1 |
0 |
9 |
BRIDGESTONE CORPORATION |
1 |
1 |
3 |
2 |
2 |
9 |
CABOT CORPORATION |
7 |
0 |
0 |
1 |
1 |
9 |
EASTMAN KODAK COMPANY |
1 |
1 |
2 |
2 |
3 |
9 |
HALDOR TOPSOE A/S |
4 |
1 |
0 |
1 |
3 |
9 |
HENKEL CORPORATION |
2 |
6 |
0 |
1 |
0 |
9 |
MITSUI CHEMICALS, INCORPORATED |
3 |
5 |
0 |
0 |
1 |
9 |
SEARS PETROLEUM & TRANSPORT CORP. |
0 |
1 |
2 |
3 |
3 |
9 |
SHIN ETSU CHEMICAL CO., LTD. |
3 |
1 |
0 |
2 |
3 |
9 |
UNIVERSITY OF CALIFORNIA, THE REGENTS OF |
2 |
2 |
0 |
4 |
1 |
9 |
ALBEMARLE CORPORATION |
3 |
1 |
0 |
2 |
2 |
8 |
ATOFINA CHEMICALS, INC. |
0 |
1 |
2 |
2 |
3 |
8 |
CABOT MICROELECTRONICS CORP. |
1 |
2 |
1 |
3 |
1 |
8 |
CHEVRON PHILLIPS CHEMICAL COMPANY LP |
0 |
0 |
2 |
3 |
3 |
8 |
EXXONMOBIL RESEARCH AND ENGINEERING COMPANY |
0 |
2 |
1 |
3 |
2 |
8 |
FMC CORPORATION |
3 |
1 |
0 |
3 |
1 |
8 |
MITSUBISHI GAS-CHEMICAL COMPANY, INC. |
2 |
3 |
1 |
2 |
0 |
8 |
ROHM AND HAAS COMPANY |
0 |
4 |
2 |
2 |
0 |
8 |
ROLIC AG |
1 |
0 |
0 |
4 |
3 |
8 |
S.A.E.S. GETTERS S.P.A. |
2 |
2 |
0 |
3 |
1 |
8 |
SHOWA DENKO KABUSHIKI KAISHA |
1 |
0 |
1 |
3 |
3 |
8 |
ASAHI GLASS COMPANY, LTD. |
1 |
1 |
2 |
3 |
0 |
7 |
BAKER HUGHES INCORPORATED |
1 |
0 |
2 |
4 |
0 |
7 |
COUNCIL OF SCIENTIFIC AND INDUSTRIAL RESEARCH |
2 |
0 |
3 |
0 |
2 |
7 |
CRYOVAC, INC. |
1 |
5 |
1 |
0 |
0 |
7 |
JSR CORPORATION |
1 |
1 |
1 |
3 |
1 |
7 |
KONINKLIJKE PHILIPS ELECTRONICS N.V. |
0 |
0 |
0 |
4 |
3 |
7 |
MITSUI MINING + SMELTING CO., LTD. |
4 |
1 |
0 |
1 |
1 |
7 |
NGK INSULATORS LTD. |
0 |
2 |
1 |
3 |
1 |
7 |
NIPPON SHOKUBAI CO., LTD. |
4 |
0 |
1 |
0 |
2 |
7 |
NISSHINBO INDUSTRIES, INC. |
2 |
1 |
0 |
4 |
0 |
7 |
W. R. GRACE & CO.-CONN. |
1 |
3 |
1 |
2 |
0 |
7 |
XEROX CORPORATION |
0 |
0 |
3 |
1 |
3 |
7 |
AIR PRODUCTS AND CHEMICALS, INC. |
2 |
1 |
0 |
2 |
1 |
6 |
AKZO NOBEL NV |
1 |
1 |
2 |
1 |
1 |
6 |
ASTARIS LLC |
0 |
1 |
1 |
2 |
2 |
6 |
ATLANTIC RESEARCH CORPORATION |
2 |
3 |
1 |
0 |
0 |
6 |
AUSIMONT S.P.A. |
2 |
1 |
1 |
0 |
2 |
6 |
BASF CORP. |
3 |
1 |
2 |
0 |
0 |
6 |
COGNIS CORPORATION |
0 |
0 |
2 |
4 |
0 |
6 |
COOPER INDUSTRIES INC. |
0 |
0 |
3 |
2 |
1 |
6 |
CORNING S.A. |
0 |
3 |
3 |
0 |
0 |
6 |
DAIMLER-CHRYSLER AKTIENGESELLSCHAFT |
1 |
3 |
0 |
0 |
2 |
6 |
DENSO CORPORATION |
1 |
3 |
0 |
1 |
1 |
6 |
FERRO-CORPORATION |
1 |
0 |
0 |
2 |
3 |
6 |
FUTABA DENSHI KOGYO KABUSHIKI KAISHA |
2 |
1 |
1 |
1 |
1 |
6 |
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) |
0 |
3 |
2 |
0 |
1 |
6 |
IMPERIAL CHEMICAL INDUSTRIES PLC |
3 |
3 |
0 |
0 |
0 |
6 |
KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY |
2 |
2 |
0 |
0 |
2 |
6 |
LORD CORPORATION |
2 |
1 |
2 |
1 |
0 |
6 |
LUMIGEN, INC. |
4 |
2 |
0 |
0 |
0 |
6 |
MULTISORB TECHNOLOGIES, INC. |
2 |
0 |
0 |
4 |
0 |
6 |
OPTISCHE WERKE G. RODENSTOCK |
2 |
4 |
0 |
0 |
0 |
6 |
SHELL OIL COMPANY |
2 |
0 |
0 |
1 |
3 |
6 |
SONY CHEMICALS CORPORATION |
0 |
0 |
2 |
3 |
1 |
6 |
SUMITOMO METAL MINING COMPANY LIMITED |
0 |
1 |
1 |
3 |
1 |
6 |
SUMITOMO SPECIAL METAL COMPANY LIMITED |
0 |
1 |
2 |
1 |
2 |
6 |
TOKUYAMA CORPORATION |
3 |
1 |
0 |
0 |
2 |
6 |
TRANSITIONS OPTICAL, INC. |
3 |
0 |
1 |
1 |
1 |
6 |
UNION CARBIDE CHEMICALS & PLASTICS TECHNOLOGY CORPORATION |
2 |
0 |
0 |
3 |
1 |
6 |
AGFA-GEVAERT N.V. |
1 |
1 |
0 |
1 |
2 |
5 |
DAI NIPPON PRINTING CO. LTD |
1 |
2 |
0 |
1 |
1 |
5 |
DOW CHEMICAL COMPANY |
1 |
2 |
2 |
0 |
0 |
5 |
EXXON RESEARCH + ENGINEERING CO. |
2 |
3 |
0 |
0 |
0 |
5 |
HITACHI MAXELL, LTD. |
2 |
0 |
3 |
0 |
0 |
5 |
HITACHI METALS LTD. |
0 |
2 |
1 |
2 |
0 |
5 |
HYDRO-QUEBEC |
0 |
2 |
1 |
2 |
0 |
5 |
KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO |
2 |
1 |
1 |
0 |
1 |
5 |
KONICA CORPORATION |
1 |
2 |
0 |
2 |
0 |
5 |
MASSACHUSETTS INSTITUTE OF TECHNOLOGY |
0 |
4 |
1 |
0 |
0 |
5 |
MICHIGAN STATE UNIVERSITY |
1 |
1 |
0 |
3 |
0 |
5 |
MILLIKEN & COMPANY |
0 |
0 |
0 |
4 |
1 |
5 |
OSRAM OPTO SEMICONDUCTOR GMBH & CO. OHG |
0 |
2 |
0 |
2 |
1 |
5 |
PACTIV CORPORATION |
0 |
1 |
1 |
3 |
0 |
5 |
PRAXAIR TECHNOLOGY, INC. |
1 |
0 |
2 |
1 |
1 |
5 |
QINETIQ LIMITED |
0 |
0 |
0 |
3 |
2 |
5 |
SAMSUNG DISPLAY DEVICES CO., LTD. |
2 |
3 |
0 |
0 |
0 |
5 |
SARNOFF CORPORATION & CO., LTD. |
3 |
0 |
1 |
0 |
1 |
5 |
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) |
1 |
1 |
1 |
2 |
0 |
5 |
TEXACO INC. |
0 |
0 |
1 |
1 |
3 |
5 |
THERM-O-DISC INCORPORATED |
2 |
1 |
0 |
1 |
1 |
5 |
UNIROYAL CHEMICAL COMPANY, INC. |
0 |
2 |
0 |
0 |
3 |
5 |