~Individually Owned Patent |
31 |
32 |
37 |
38 |
19 |
157 |
MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG |
28 |
23 |
19 |
4 |
2 |
76 |
CHISSO CORPORATION |
21 |
17 |
12 |
17 |
2 |
69 |
MURATA MANUFACTURING CO., LTD. |
14 |
9 |
13 |
11 |
20 |
67 |
TDK CORPORATION |
6 |
8 |
14 |
16 |
17 |
61 |
E. I. DU PONT DE NEMOURS AND COMPANY |
24 |
5 |
7 |
3 |
3 |
42 |
BASF AKTIENGESELLSCHAFT |
12 |
6 |
14 |
1 |
5 |
38 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
7 |
8 |
11 |
9 |
2 |
37 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
4 |
9 |
9 |
4 |
10 |
36 |
CANON KABUSHIKI KAISHA |
13 |
9 |
3 |
0 |
3 |
28 |
BAYER AKTIENGESELLSCHAFT |
3 |
8 |
4 |
4 |
6 |
25 |
CIBA SPECIALTY CHEMICALS CORPORATION |
4 |
9 |
5 |
3 |
4 |
25 |
BETZDEARBORN INC. |
6 |
8 |
7 |
2 |
1 |
24 |
MITSUBISHI GAS-CHEMICAL COMPANY, INC. |
6 |
10 |
2 |
3 |
1 |
22 |
OSRAM SYLVANIA INC. |
5 |
9 |
3 |
3 |
2 |
22 |
FUJI PHOTO FILM CO., LTD |
5 |
1 |
1 |
5 |
8 |
20 |
GENERAL ELECTRIC COMPANY |
2 |
3 |
2 |
8 |
5 |
20 |
PROCTER + GAMBLE COMPANY |
4 |
8 |
5 |
0 |
3 |
20 |
SUMITOMO CHEMICAL COMPANY, LIMITED |
8 |
7 |
4 |
0 |
1 |
20 |
HOECHST AKTIENGESELLSCHAFT |
9 |
9 |
0 |
0 |
0 |
18 |
SHIN ETSU CHEMICAL CO., LTD. |
8 |
6 |
3 |
1 |
0 |
18 |
3M INNOVATIVE PROPERTIES COMPANY |
0 |
1 |
5 |
7 |
4 |
17 |
MITSUI CHEMICALS, INCORPORATED |
3 |
6 |
3 |
5 |
0 |
17 |
CLARIANT GMBH |
0 |
2 |
7 |
5 |
2 |
16 |
HENKEL CORPORATION |
4 |
3 |
2 |
6 |
0 |
15 |
IDEMITSU KOSAN COMPANY LIMITED |
2 |
2 |
1 |
4 |
6 |
15 |
SAMSUNG DISPLAY DEVICES CO., LTD. |
3 |
7 |
2 |
3 |
0 |
15 |
TOSHIBA CORPORATION |
2 |
6 |
5 |
1 |
1 |
15 |
BASF CORP. |
7 |
1 |
3 |
1 |
2 |
14 |
ALLIED-SIGNAL INC. |
3 |
2 |
4 |
2 |
2 |
13 |
SONY CORPORATION |
0 |
2 |
5 |
5 |
1 |
13 |
U.S. PHILIPS CORPORATION |
7 |
3 |
0 |
3 |
0 |
13 |
CABOT CORPORATION |
0 |
5 |
7 |
0 |
0 |
12 |
DOW CHEMICAL COMPANY |
6 |
1 |
1 |
2 |
2 |
12 |
SECRETARY OF STATE FOR DEFENCE IN HER BRITANNIC MAJESTY'S GOVERNMENT OF THE UNITED KINGDOM |
3 |
5 |
2 |
2 |
0 |
12 |
SEIKO EPSON CORPORATION |
1 |
5 |
2 |
1 |
3 |
12 |
THE CLOROX COMPANY |
6 |
3 |
1 |
2 |
0 |
12 |
UNITED STATES OF AMERICA, NAVY |
3 |
4 |
1 |
2 |
2 |
12 |
EASTMAN KODAK COMPANY |
4 |
3 |
1 |
1 |
2 |
11 |
FMC CORPORATION |
3 |
4 |
3 |
1 |
0 |
11 |
MINNESOTA MINING AND MANUFACTURING COMPANY |
6 |
5 |
0 |
0 |
0 |
11 |
PPG INDUSTRIES OHIO INC. |
0 |
3 |
5 |
2 |
1 |
11 |
AGENCY OF INDUSTRIAL SCIENCE & TECHNOLOGY |
1 |
2 |
3 |
1 |
3 |
10 |
ASHLAND INC. |
0 |
0 |
3 |
5 |
2 |
10 |
MICRON TECHNOLOGY, INC. |
1 |
3 |
3 |
1 |
2 |
10 |
ROHM AND HAAS COMPANY |
2 |
2 |
0 |
4 |
2 |
10 |
ROLIC AG |
8 |
1 |
1 |
0 |
0 |
10 |
UNIVERSITY OF CALIFORNIA, THE REGENTS OF |
2 |
4 |
2 |
2 |
0 |
10 |
DAIKIN INDUSTRIES LIMITED |
1 |
0 |
3 |
4 |
1 |
9 |
EXXON RESEARCH + ENGINEERING CO. |
1 |
3 |
2 |
3 |
0 |
9 |
LUMIGEN, INC. |
2 |
1 |
4 |
2 |
0 |
9 |
MONSANTO COMPANY, INC. |
2 |
6 |
1 |
0 |
0 |
9 |
NIPPON OIL COMPANY LTD. |
6 |
2 |
1 |
0 |
0 |
9 |
PPG INDUSTRIES INC. |
6 |
3 |
0 |
0 |
0 |
9 |
CORNING INCORPORATED |
0 |
2 |
4 |
2 |
0 |
8 |
CRYOVAC, INC. |
0 |
1 |
1 |
5 |
1 |
8 |
DAI NIPPON PRINTING CO. LTD |
3 |
2 |
1 |
2 |
0 |
8 |
FUTABA DENSHI KOGYO KABUSHIKI KAISHA |
2 |
2 |
2 |
1 |
1 |
8 |
HITACHI CHEMICAL COMPANY, LTD. |
2 |
4 |
2 |
0 |
0 |
8 |
KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO |
2 |
2 |
2 |
1 |
1 |
8 |
KAO KABUSHIKI KAISHA (KAO CORPORATION) |
4 |
3 |
0 |
1 |
0 |
8 |
LORD CORPORATION |
1 |
2 |
2 |
1 |
2 |
8 |
MITSUBISHI CHEMICAL CORPORATION |
3 |
4 |
1 |
0 |
0 |
8 |
MITSUI MINING + SMELTING CO., LTD. |
3 |
0 |
4 |
1 |
0 |
8 |
NIPPON MITSUBISHI OIL CORPORATION |
0 |
0 |
1 |
4 |
3 |
8 |
NIPPON SHOKUBAI CO., LTD. |
0 |
3 |
4 |
0 |
1 |
8 |
W. R. GRACE & CO.-CONN. |
1 |
2 |
1 |
3 |
1 |
8 |
XEROX CORPORATION |
2 |
3 |
0 |
0 |
3 |
8 |
AKZO NOBEL NV |
2 |
1 |
1 |
1 |
2 |
7 |
CCI CO., LTD. |
3 |
2 |
2 |
0 |
0 |
7 |
HALDOR TOPSOE A/S |
0 |
2 |
4 |
1 |
0 |
7 |
HITACHI MAXELL, LTD. |
0 |
2 |
2 |
0 |
3 |
7 |
HONEYWELL INTERNATIONAL INC. |
0 |
0 |
1 |
0 |
6 |
7 |
IMPERIAL CHEMICAL INDUSTRIES PLC |
1 |
0 |
3 |
3 |
0 |
7 |
NALCO CHEMICAL COMPANY |
1 |
3 |
3 |
0 |
0 |
7 |
NEC CORPORATION |
2 |
3 |
1 |
1 |
0 |
7 |
OPTISCHE WERKE G. RODENSTOCK |
1 |
0 |
2 |
4 |
0 |
7 |
S.A.E.S. GETTERS S.P.A. |
0 |
3 |
2 |
2 |
0 |
7 |
SHELL OIL COMPANY |
3 |
2 |
2 |
0 |
0 |
7 |
TOKUYAMA CORPORATION |
2 |
1 |
3 |
1 |
0 |
7 |
ADVANCED TECHNOLOGY MATERIALS, INC. |
0 |
2 |
0 |
3 |
1 |
6 |
ALBEMARLE CORPORATION |
1 |
1 |
3 |
1 |
0 |
6 |
ALPS ELECTRIC CO., LTD. |
2 |
3 |
0 |
0 |
1 |
6 |
ASAHI GLASS COMPANY, LTD. |
0 |
2 |
1 |
1 |
2 |
6 |
ATLANTIC RESEARCH CORPORATION |
0 |
0 |
2 |
3 |
1 |
6 |
AUSIMONT S.P.A. |
2 |
0 |
2 |
1 |
1 |
6 |
BAYER CORPORATION |
1 |
3 |
0 |
0 |
2 |
6 |
BRIDGESTONE CORPORATION |
0 |
1 |
1 |
1 |
3 |
6 |
CALIFORNIA INSTITUTE OF TECHNOLOGY, INC. |
4 |
0 |
0 |
1 |
1 |
6 |
CORNING S.A. |
0 |
0 |
0 |
3 |
3 |
6 |
FUJI XEROX CO., LTD. |
2 |
3 |
0 |
1 |
0 |
6 |
HITACHI, LTD |
1 |
2 |
1 |
2 |
0 |
6 |
KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY |
0 |
2 |
2 |
2 |
0 |
6 |
LEVER BROTHERS COMPANY, DIVISION OF CONOPCO, INC. |
2 |
1 |
2 |
1 |
0 |
6 |
LUBRIZOL CORPORATION |
3 |
1 |
0 |
1 |
1 |
6 |
MINEBEA KABUSHIKI-KAISHA (MINEBEA CO., LTD) |
0 |
0 |
0 |
2 |
4 |
6 |
MORTON INTERNATIONAL, INC. |
1 |
3 |
0 |
2 |
0 |
6 |
RHODIA CHIMIE |
0 |
0 |
1 |
3 |
2 |
6 |
RHONE-POULENC CHIMIE |
4 |
2 |
0 |
0 |
0 |
6 |
SOLVAY (SOCIETE ANONYME) |
1 |
2 |
2 |
1 |
0 |
6 |
SUPERIOR MICROPOWDERS, LLC |
0 |
0 |
1 |
5 |
0 |
6 |
TRANSITIONS OPTICAL, INC. |
2 |
0 |
3 |
0 |
1 |
6 |
AG TECHNOLOGY CO., LTD. |
2 |
1 |
2 |
0 |
0 |
5 |
ASAHI KASEI KOGYO KABUSHIKI KAISHA |
0 |
1 |
2 |
1 |
1 |
5 |
BE INTELLECTUAL PROPERTY, INC. |
0 |
1 |
2 |
1 |
1 |
5 |
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIC (CNRS) |
0 |
2 |
2 |
1 |
0 |
5 |
COLGATE-PALMOLIVE COMPANY |
4 |
0 |
1 |
0 |
0 |
5 |
COMMISSARIAT A L'ENERGIE ATOMIQUE |
2 |
1 |
0 |
1 |
1 |
5 |
CONSORTIUM FUR ELEKTROCHEMISCHE INDUSTRIE GMBH |
2 |
0 |
1 |
0 |
2 |
5 |
COUNCIL OF SCIENTIFIC AND INDUSTRIAL RESEARCH |
0 |
0 |
2 |
0 |
3 |
5 |
DAIMLER-CHRYSLER AKTIENGESELLSCHAFT |
0 |
1 |
1 |
3 |
0 |
5 |
DENSO CORPORATION |
0 |
1 |
1 |
3 |
0 |
5 |
DONNELLY CORPORATION |
1 |
1 |
2 |
1 |
0 |
5 |
EASTMAN CHEMICAL CO., LTD. |
1 |
1 |
1 |
1 |
1 |
5 |
ELISHA TECHNOLOGIES CO. L.L.C. |
1 |
2 |
2 |
0 |
0 |
5 |
GENTEX CORPORATION |
1 |
2 |
0 |
2 |
0 |
5 |
GREAT LAKES CHEMICAL CORPORATION |
1 |
1 |
3 |
0 |
0 |
5 |
HITACHI METALS LTD. |
1 |
1 |
0 |
2 |
1 |
5 |
HOECHST CELANESE CORPORATION |
5 |
0 |
0 |
0 |
0 |
5 |
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) |
0 |
0 |
0 |
3 |
2 |
5 |
KEMET ELECTRONICS CORPORATION |
0 |
3 |
1 |
0 |
1 |
5 |
MASSACHUSETTS INSTITUTE OF TECHNOLOGY |
0 |
0 |
0 |
4 |
1 |
5 |
MITSUBISHI MATERIALS CORPORATION |
1 |
1 |
1 |
0 |
2 |
5 |
NALCO/EXXON ENERGY CHEMICALS, L.P |
1 |
2 |
1 |
1 |
0 |
5 |
NIPPON SOKEN, INC. |
2 |
1 |
1 |
1 |
0 |
5 |
NISSAN CHEMICAL INDUSTRIES, LTD. |
1 |
3 |
1 |
0 |
0 |
5 |
RAYTHEON COMPANY |
0 |
1 |
1 |
1 |
2 |
5 |
S. C. JOHNSON + SON, INC. |
1 |
2 |
2 |
0 |
0 |
5 |
SAMSUNG SDI CO., LTD. |
0 |
0 |
0 |
1 |
4 |
5 |
SARNOFF CORPORATION & CO., LTD. |
0 |
1 |
3 |
0 |
1 |
5 |
THERM-O-DISC INCORPORATED |
1 |
1 |
2 |
1 |
0 |
5 |
TODA KOGYO CORP. |
0 |
3 |
1 |
0 |
1 |
5 |
UNION CARBIDE CHEMICALS & PLASTICS TECHNOLOGY CORPORATION |
2 |
1 |
2 |
0 |
0 |
5 |