~INDIVIDUALLY OWNED PATENT |
167 |
168 |
197 |
176 |
175 |
883 |
PALL CORPORATION |
10 |
3 |
8 |
11 |
15 |
47 |
MANN & HUMMEL GMBH |
6 |
12 |
6 |
9 |
13 |
46 |
CUMMINS FILTRATION IP, INC. |
0 |
4 |
8 |
18 |
15 |
45 |
GENERAL ELECTRIC COMPANY |
4 |
8 |
14 |
11 |
5 |
42 |
MILLIPORE CORPORATION |
7 |
8 |
13 |
12 |
1 |
41 |
GAMBRO LUNDIA AB |
4 |
6 |
5 |
13 |
9 |
37 |
SIEMENS WATER TECHNOLOGIES CORP. |
7 |
9 |
15 |
3 |
0 |
34 |
BAXTER INTERNATIONAL INC. |
4 |
1 |
2 |
12 |
14 |
33 |
GE HEALTHCARE BIO-SCIENCES AB |
7 |
4 |
5 |
5 |
10 |
31 |
3M INNOVATIVE PROPERTIES COMPANY |
2 |
6 |
8 |
1 |
12 |
29 |
OTV SOCIETE ANONYME |
7 |
3 |
8 |
4 |
4 |
26 |
HELIAE DEVELOPMENT, LLC |
0 |
0 |
0 |
0 |
22 |
22 |
HONEYWELL INTERNATIONAL INC. |
4 |
6 |
5 |
5 |
1 |
21 |
EXXONMOBIL RESEARCH AND ENGINEERING COMPANY |
2 |
0 |
7 |
6 |
5 |
20 |
HITACHI PLANT TECHNOLOGIES,LTD. |
4 |
6 |
2 |
3 |
5 |
20 |
UOP |
4 |
1 |
3 |
1 |
11 |
20 |
AGILENT TECHNOLOGIES, INC. |
3 |
5 |
4 |
3 |
4 |
19 |
ZENON TECHNOLOGY PARTNERSHIP |
2 |
6 |
4 |
4 |
2 |
18 |
DIONEX CORPORATION |
4 |
4 |
1 |
5 |
3 |
17 |
DONALDSON COMPANY, INC. |
1 |
2 |
2 |
5 |
7 |
17 |
DOW GLOBAL TECHNOLOGIES INC. |
0 |
0 |
2 |
6 |
9 |
17 |
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) |
2 |
6 |
7 |
2 |
0 |
17 |
E. I. DU PONT DE NEMOURS AND COMPANY |
1 |
3 |
4 |
6 |
2 |
16 |
M-I L.L.C |
3 |
3 |
3 |
5 |
2 |
16 |
TOSHIBA CORPORATION |
1 |
0 |
4 |
3 |
8 |
16 |
HANUMAN LLC |
1 |
1 |
4 |
3 |
6 |
15 |
KING TECHNOLOGY, INC |
4 |
2 |
3 |
4 |
2 |
15 |
OUTOTEC OYJ |
2 |
3 |
5 |
4 |
1 |
15 |
ENTEGRIS, INC. |
6 |
2 |
1 |
4 |
1 |
14 |
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN |
4 |
1 |
3 |
3 |
3 |
14 |
WATERS TECHNOLOGIES CORPORATION |
0 |
2 |
4 |
4 |
4 |
14 |
BALDWIN FILTERS, INC. |
3 |
0 |
0 |
4 |
6 |
13 |
BIOMET BIOLOGICS, LLC |
1 |
0 |
3 |
6 |
3 |
13 |
NALCO COMPANY |
2 |
3 |
3 |
3 |
2 |
13 |
RG DELAWARE, INC. |
0 |
1 |
5 |
5 |
2 |
13 |
SIEMENS INDUSTRY, INC. |
0 |
0 |
0 |
3 |
10 |
13 |
DAICEL CHEMICAL INDUSTRIES LTD. |
3 |
1 |
4 |
2 |
2 |
12 |
EARTH RENAISSANCE TECHNOLOGIES, LLC |
3 |
1 |
0 |
3 |
5 |
12 |
HYDAC FILTERTECHNIK GMBH |
5 |
0 |
2 |
3 |
2 |
12 |
SIEMENS WATER TECHNOLOGIES HOLDING CORP. |
7 |
4 |
0 |
1 |
0 |
12 |
UNIVERSITY OF CALIFORNIA, THE REGENTS OF |
1 |
1 |
4 |
5 |
1 |
12 |
WIX FILTRATION CORP. |
4 |
2 |
3 |
0 |
3 |
12 |
FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH |
0 |
0 |
3 |
1 |
7 |
11 |
FRESENIUS MEDICAL CARE HOLDINGS, INC. |
0 |
0 |
0 |
1 |
10 |
11 |
GE OSMONICS, INC. |
0 |
3 |
5 |
3 |
0 |
11 |
KURITA WATER INDUSTRIES LTD. |
4 |
0 |
0 |
6 |
1 |
11 |
THINKVILLAGE-KERFOOT, LLC |
1 |
4 |
6 |
0 |
0 |
11 |
UNIVERSITY OF CENTRAL FLORIDA |
0 |
0 |
2 |
6 |
3 |
11 |
BASF SE |
1 |
0 |
0 |
4 |
5 |
10 |
CONOCOPHILLIPS COMPANY |
3 |
1 |
1 |
3 |
2 |
10 |
FORET PLASMA LABS, LLC |
1 |
1 |
1 |
3 |
4 |
10 |
NGK INSULATORS LTD. |
2 |
1 |
2 |
4 |
1 |
10 |
ASAHI KASEI CHEMICALS CORPORATION |
0 |
1 |
1 |
4 |
3 |
9 |
ASAHI KASEI MEDICAL CO., LTD. |
3 |
2 |
3 |
0 |
1 |
9 |
CAMERON INTERNATIONAL CORPORATION |
2 |
1 |
1 |
0 |
5 |
9 |
CIBA SPECIALTY CHEMICALS WATER TREATMENTS LIMITED |
0 |
2 |
4 |
2 |
1 |
9 |
COMMISSARIAT A L'ENERGIE ATOMIQUE |
2 |
0 |
2 |
3 |
2 |
9 |
EBARA CORPORATION |
5 |
0 |
1 |
2 |
1 |
9 |
EMD MILLIPORE CORPORATION |
0 |
0 |
0 |
0 |
9 |
9 |
HEMERUS MEDICAL, LLC |
0 |
1 |
3 |
3 |
2 |
9 |
INSTITUT FRANCAIS DU PETROLE |
2 |
6 |
0 |
0 |
1 |
9 |
MITSUBISHI RAYON CO., LTD. |
1 |
2 |
1 |
4 |
1 |
9 |
NXSTAGE MEDICAL, INC. |
1 |
2 |
3 |
2 |
1 |
9 |
PROCTER + GAMBLE COMPANY |
2 |
0 |
4 |
2 |
1 |
9 |
PUR WATER PURIFICATION PRODUCTS, INC. |
1 |
5 |
2 |
0 |
1 |
9 |
PUROLATOR FILTERS NA LLC |
1 |
1 |
2 |
2 |
3 |
9 |
SHIMADZU CORPORATION |
1 |
4 |
0 |
3 |
1 |
9 |
TETRA HOLDING (US), INC. |
2 |
2 |
4 |
1 |
0 |
9 |
THERMACO, INC. |
3 |
2 |
2 |
0 |
2 |
9 |
TORAY INDUSTRIES INC. |
2 |
2 |
1 |
2 |
2 |
9 |
VEOLIA WATER SOLUTIONS & TECHNOLOGIES SUPPORT |
0 |
0 |
0 |
2 |
7 |
9 |
AMCOL INTERNATIONAL CORPORATION |
1 |
2 |
1 |
4 |
0 |
8 |
AQUA-AEROBIC SYSTEMS INC. |
1 |
0 |
2 |
4 |
1 |
8 |
BASF AKTIENGESELLSCHAFT |
4 |
0 |
2 |
1 |
1 |
8 |
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE - CNRS |
3 |
0 |
1 |
2 |
2 |
8 |
CONTECH STORMWATER SOLUTIONS LLC |
1 |
2 |
2 |
0 |
3 |
8 |
DEGREMONT S.A. |
1 |
0 |
2 |
3 |
2 |
8 |
EASTMAN KODAK COMPANY |
7 |
0 |
0 |
1 |
0 |
8 |
LANXESS DEUTSCHLAND GMBH |
4 |
1 |
2 |
0 |
1 |
8 |
PARKER-HANNIFIN CORPORATION |
2 |
1 |
1 |
2 |
2 |
8 |
PERRY EQUIPMENT CORPORATION |
0 |
1 |
2 |
1 |
4 |
8 |
SCHLUMBERGER TECHNOLOGY CORPORATION |
1 |
1 |
2 |
2 |
2 |
8 |
WHIRLPOOL CORPORATION |
1 |
0 |
0 |
1 |
6 |
8 |
BRITA GMBH |
1 |
0 |
1 |
2 |
3 |
7 |
CATERPILLAR INC. |
1 |
0 |
2 |
0 |
4 |
7 |
FENWAL, INC. |
3 |
1 |
1 |
2 |
0 |
7 |
FLEETGUARD, INC. |
5 |
1 |
0 |
1 |
0 |
7 |
HITACHI HIGH-TECHNOLOGIES CORPORATION |
0 |
1 |
4 |
2 |
0 |
7 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
1 |
0 |
1 |
2 |
3 |
7 |
MITSUI ENGINEERING AND SHIPBUILDING CO., LTD. |
0 |
0 |
1 |
2 |
4 |
7 |
NIFCO INC. |
1 |
1 |
0 |
3 |
2 |
7 |
NITTO DENKO CORPORATION |
0 |
0 |
1 |
4 |
2 |
7 |
NORTHWESTERN UNIVERSITY |
2 |
2 |
1 |
2 |
0 |
7 |
PRAXAIR TECHNOLOGY, INC. |
2 |
2 |
3 |
0 |
0 |
7 |
ROUSH LIFE SCIENCES, LLC |
0 |
1 |
2 |
0 |
4 |
7 |
SPF INNOVATIONS, LLC |
1 |
1 |
1 |
1 |
3 |
7 |
UNITED STATES OF AMERICA, ENVIRONMENTAL PROTECTION AGENCY |
2 |
2 |
1 |
1 |
1 |
7 |
WRT INTERNATIONAL LLC |
3 |
2 |
2 |
0 |
0 |
7 |
ANTICLINE DISPOSAL, LLC |
0 |
3 |
1 |
0 |
2 |
6 |
CALIFORNIA INSTITUTE OF TECHNOLOGY |
1 |
0 |
1 |
1 |
3 |
6 |
CARIDIANBCT, INC. |
1 |
2 |
2 |
1 |
0 |
6 |
CELGARD INC. |
0 |
2 |
2 |
0 |
2 |
6 |
CH2M HILL, INC. |
1 |
1 |
1 |
1 |
2 |
6 |
CLEARWATER SYSTEMS CORPORATION |
0 |
4 |
0 |
0 |
2 |
6 |
COLUMBIA UNIVERSITY |
0 |
0 |
1 |
1 |
4 |
6 |
ECOLAB INC. |
1 |
3 |
1 |
1 |
0 |
6 |
ENVIROGEN TECHNOLOGIES, INC. |
0 |
0 |
4 |
1 |
1 |
6 |
F. L. SMIDTH & CO. A/S |
0 |
1 |
3 |
1 |
1 |
6 |
FUJIFILM CORPORATION |
3 |
0 |
0 |
1 |
2 |
6 |
GM GLOBAL TECHNOLOGY OPERATIONS, INC. |
0 |
0 |
0 |
2 |
4 |
6 |
HAMILTON SUNDSTRAND CORPORATION |
0 |
1 |
1 |
1 |
3 |
6 |
HITACHI, LTD |
1 |
0 |
3 |
2 |
0 |
6 |
MEMBRANE TECHNOLOGY & RESEARCH, INC. |
0 |
2 |
2 |
1 |
1 |
6 |
OVIVO LUXEMBOURG S.A.R.L. |
0 |
0 |
0 |
2 |
4 |
6 |
SARTORIUS STEDIM BIOTECH GMBH |
3 |
1 |
1 |
0 |
1 |
6 |
SHELL OIL COMPANY |
1 |
2 |
1 |
0 |
2 |
6 |
TOYO BOSEKI KABUSHIKI KAISHA |
1 |
2 |
0 |
2 |
1 |
6 |
TOYOTA BOSHOKU KABUSHIKI KAISHA |
1 |
0 |
2 |
2 |
1 |
6 |
TROJAN TECHNOLOGIES INC. |
2 |
2 |
0 |
0 |
2 |
6 |
A.Y. LABORATORIES LTD. |
0 |
1 |
1 |
1 |
2 |
5 |
AQUAFIBER TECHNOLOGIES CORPORATION |
0 |
1 |
1 |
1 |
2 |
5 |
AQUIS WASSER-LUFT-SYSTEME GMBH, LINDAU ZWEIGNIEDERLASSUNG REBSTEIN |
0 |
0 |
0 |
0 |
5 |
5 |
ARTERIOCYTE MEDICAL SYSTEMS, INC. |
2 |
0 |
1 |
2 |
0 |
5 |
ASHLAND LICENSING AND INTELLECTUAL PROPERTY LLC |
1 |
2 |
1 |
0 |
1 |
5 |
BIO-RAD LABORATORIES, INC. |
0 |
0 |
3 |
0 |
2 |
5 |
BLUE WATER TECHNOLOGIES, INC. |
0 |
0 |
1 |
3 |
1 |
5 |
BUNRI INCORPORATED |
1 |
1 |
0 |
3 |
0 |
5 |
COUNCIL OF SCIENTIFIC AND INDUSTRIAL RESEARCH |
1 |
3 |
1 |
0 |
0 |
5 |
CULLIGAN INTERNATIONAL COMPANY |
1 |
1 |
0 |
0 |
3 |
5 |
EATON CORPORATION |
0 |
0 |
1 |
1 |
3 |
5 |
ECOWATER SYSTEMS LLC |
0 |
0 |
1 |
3 |
1 |
5 |
HALLIBURTON ENERGY SERVICES, INC. |
3 |
0 |
1 |
1 |
0 |
5 |
HYDAC PROCESS TECHNOLOGY GMBH |
0 |
0 |
2 |
0 |
3 |
5 |
IFP ENERGIES NOUVELLES |
0 |
0 |
0 |
0 |
5 |
5 |
INSTITUTE OF NUCLEAR ENERGY RESEARCH, CHINESE ATOMIC ENERGY COUNCIL, TAIWAN |
0 |
1 |
1 |
0 |
3 |
5 |
JOMA-POLYTEC KUNSTSTOFFTECHNIK GMBH |
0 |
0 |
1 |
1 |
3 |
5 |
KING ABDULAZIZ CITY FOR SCIENCE AND TECHNOLOGY (KACST) |
0 |
0 |
0 |
0 |
5 |
5 |
KOBELCO ECO-SOLUTIONS CO., LTD. |
0 |
0 |
0 |
5 |
0 |
5 |
KURARAY CO., LTD. |
1 |
1 |
1 |
2 |
0 |
5 |
LAICA S.P.A. |
0 |
1 |
2 |
0 |
2 |
5 |
MAHLE INTERNATIONAL GMBH |
0 |
0 |
2 |
2 |
1 |
5 |
MATHESON TRI-GAS, INC. |
0 |
2 |
1 |
2 |
0 |
5 |
NANJING UNIVERSITY |
0 |
0 |
0 |
2 |
3 |
5 |
NEWA TECNO INDUSTRIA S.R.L. |
0 |
4 |
1 |
0 |
0 |
5 |
OMEGA PATENTS, L.L.C. |
1 |
0 |
0 |
3 |
1 |
5 |
ORGANO CORPORATION |
2 |
1 |
1 |
0 |
1 |
5 |
PARKER HANNIFIN (UK) LTD. |
0 |
0 |
1 |
1 |
3 |
5 |
PENTAIR FILTRATION, INC. |
0 |
3 |
2 |
0 |
0 |
5 |
RHODIA OPERATIONS |
0 |
2 |
2 |
0 |
1 |
5 |
ROBERT BOSCH GMBH |
0 |
0 |
1 |
1 |
3 |
5 |
ROHM AND HAAS COMPANY |
1 |
1 |
2 |
0 |
1 |
5 |
SCHREIBER, LLC |
2 |
2 |
1 |
0 |
0 |
5 |
SCIENTIFIC PLASTIC PRODUCTS, INC. |
2 |
0 |
0 |
2 |
1 |
5 |
SUNCOR ENERGY INC. |
1 |
0 |
1 |
0 |
3 |
5 |
UNITED STATES OF AMERICA, DEPARTMENT OF AGRICULTURE |
2 |
0 |
2 |
0 |
1 |
5 |
UNITED STATES OF AMERICA, NAVY |
1 |
0 |
1 |
3 |
0 |
5 |
UNIVERSITY OF NEVADA |
1 |
0 |
0 |
3 |
1 |
5 |
UNIVERSITY OF SOUTH FLORIDA |
0 |
0 |
2 |
2 |
1 |
5 |
VARIAN, INC. |
4 |
1 |
0 |
0 |
0 |
5 |
VLAAMSE INSTELLING VOOR TECHNOLOGISCH ONDERZOEK (VITO) |
0 |
0 |
0 |
4 |
1 |
5 |
WATER STANDARD COMPANY, LLC |
2 |
3 |
0 |
0 |
0 |
5 |
ZODIAC POOL SYSTEMS, INC. |
0 |
0 |
2 |
1 |
2 |
5 |