~Individually Owned Patent |
249 |
223 |
126 |
125 |
135 |
858 |
SMC CORPORATION |
11 |
20 |
6 |
10 |
10 |
57 |
ROBERT BOSCH GMBH |
10 |
13 |
7 |
6 |
11 |
47 |
DELPHI TECHNOLOGIES, INC. |
1 |
8 |
10 |
4 |
6 |
29 |
EATON CORPORATION |
3 |
5 |
9 |
6 |
6 |
29 |
SMC KABUSHIKI KAISHA |
9 |
8 |
5 |
4 |
3 |
29 |
FISHER CONTROLS INTERNATIONAL, INC. |
5 |
6 |
4 |
4 |
9 |
28 |
PARKER-HANNIFIN CORPORATION |
4 |
6 |
8 |
5 |
5 |
28 |
FESTO AG & CO. |
0 |
3 |
8 |
3 |
6 |
20 |
STANT MANUFACTURING COMPANY, INC. |
2 |
6 |
5 |
3 |
3 |
19 |
DENSO CORPORATION |
1 |
3 |
4 |
4 |
5 |
17 |
NATIONAL COUPLING COMPANY, INC. |
4 |
7 |
1 |
4 |
0 |
16 |
SIEMENS AKTIENGESELLSCHAFT |
4 |
3 |
1 |
3 |
5 |
16 |
FUJIKIN INC. |
5 |
5 |
2 |
2 |
1 |
15 |
MANNESMANN VDO AG |
2 |
6 |
4 |
3 |
0 |
15 |
EMERSON ELECTRIC CO. |
3 |
3 |
2 |
2 |
4 |
14 |
L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE |
2 |
5 |
6 |
0 |
1 |
14 |
MOEN INCORPORATED |
5 |
2 |
3 |
1 |
3 |
14 |
APPLIED MATERIALS, INC. |
4 |
1 |
2 |
5 |
1 |
13 |
CATERPILLAR INC. |
3 |
3 |
2 |
4 |
1 |
13 |
DAIMLER-CHRYSLER AKTIENGESELLSCHAFT |
4 |
5 |
0 |
2 |
2 |
13 |
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) |
1 |
2 |
2 |
2 |
6 |
13 |
B S & B SAFETY SYSTEMS, INC. |
1 |
3 |
7 |
0 |
1 |
12 |
HONEYWELL INTERNATIONAL INC. |
0 |
7 |
3 |
1 |
1 |
12 |
ROSS OPERATING VALVE COMPANY |
1 |
1 |
3 |
2 |
5 |
12 |
GILMORE VALVE COMPANY, INC. |
0 |
2 |
3 |
5 |
1 |
11 |
ILLINOIS TOOL WORKS INC. |
0 |
4 |
2 |
4 |
1 |
11 |
MASCO CORP. OF INDIANA |
1 |
5 |
2 |
0 |
3 |
11 |
SATURN ELECTRONICS & ENGINEERING, INC. |
3 |
4 |
1 |
3 |
0 |
11 |
EMHART INC. |
5 |
2 |
2 |
1 |
0 |
10 |
FORD GLOBAL TECHNOLOGIES, INC. |
1 |
5 |
3 |
1 |
0 |
10 |
MICRON TECHNOLOGY, INC. |
0 |
3 |
4 |
1 |
2 |
10 |
NANOSTREAM, INC. |
0 |
0 |
3 |
3 |
4 |
10 |
SIEMENS VDO AUTOMOTIVE, INC. |
0 |
0 |
0 |
1 |
9 |
10 |
WESTINGHOUSE AIR BRAKE COMPANY |
8 |
2 |
0 |
0 |
0 |
10 |
BAXTER INTERNATIONAL INC. |
0 |
1 |
0 |
4 |
4 |
9 |
FRIEDRICH GROHE AKTIENGESELLSCHAFT |
3 |
2 |
3 |
0 |
1 |
9 |
GENERAL ELECTRIC COMPANY |
2 |
2 |
0 |
4 |
1 |
9 |
HALLIBURTON ENERGY SERVICES, INC. |
1 |
5 |
2 |
0 |
1 |
9 |
HILL-ROM COMPANY, INC. |
0 |
4 |
4 |
0 |
1 |
9 |
SPX CORPORATION |
2 |
3 |
1 |
2 |
1 |
9 |
TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD. |
2 |
3 |
0 |
2 |
2 |
9 |
TOYODA GOSEI KABUSHIKI KAISHA |
0 |
3 |
3 |
1 |
2 |
9 |
AMERICAN STANDARD, INC. |
6 |
1 |
0 |
1 |
0 |
8 |
BURKERT WERKE GMBH & CO. |
2 |
4 |
1 |
0 |
1 |
8 |
DAIMLERCHRYSLER CORPORATION |
4 |
3 |
1 |
0 |
0 |
8 |
EVAC INTERNATIONAL OY |
2 |
2 |
2 |
1 |
1 |
8 |
HUSCO INTERNATIONAL, INC. |
2 |
0 |
2 |
3 |
1 |
8 |
HYDRAULIK-RING GMBH |
0 |
3 |
3 |
1 |
1 |
8 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
1 |
2 |
1 |
2 |
2 |
8 |
ITT MANUFACTURING ENTERPRISES, INC. |
3 |
2 |
0 |
2 |
1 |
8 |
MAC VALVES, INC. |
2 |
1 |
0 |
3 |
2 |
8 |
MANNESMANN REXROTH AG |
4 |
4 |
0 |
0 |
0 |
8 |
SIEMENS AUTOMOTIVE CORPORATION |
0 |
2 |
1 |
3 |
2 |
8 |
TRW INC. |
2 |
6 |
0 |
0 |
0 |
8 |
ZF LENKSYSTEME GMBH |
0 |
1 |
2 |
3 |
2 |
8 |
AIR PRODUCTS AND CHEMICALS, INC. |
0 |
1 |
1 |
3 |
2 |
7 |
CONTINENTAL TEVES AG & CO., OHG |
1 |
2 |
2 |
1 |
1 |
7 |
DELAWARE CAPITAL FORMATION, INC. |
1 |
2 |
1 |
3 |
0 |
7 |
GENERAL MOTORS CORPORATION |
3 |
0 |
2 |
1 |
1 |
7 |
KABUSHIKI KAISHA SAGINOMIYA SEISAKUSHO |
3 |
4 |
0 |
0 |
0 |
7 |
KOMATSU LTD. |
4 |
2 |
0 |
1 |
0 |
7 |
MKS INSTRUMENTS, INC. |
1 |
2 |
3 |
0 |
1 |
7 |
SLOAN VALVE COMPANY |
1 |
4 |
1 |
0 |
1 |
7 |
SNAP-TITE TECHNOLOGIES, INC. |
3 |
0 |
3 |
0 |
1 |
7 |
U.S. FILTER CORPORATION |
2 |
3 |
0 |
1 |
1 |
7 |
VISTEON GLOBAL TECHNOLOGIES, INC. |
0 |
1 |
1 |
2 |
3 |
7 |
WABCO GMBH & CO, OHG |
4 |
0 |
1 |
2 |
0 |
7 |
WCM INDUSTRIES, INC. |
1 |
1 |
1 |
1 |
3 |
7 |
AGF MANUFACTURING, INC. |
0 |
3 |
1 |
0 |
2 |
6 |
AISAN INDUSTRY CO., LTD. |
0 |
1 |
0 |
1 |
4 |
6 |
BOEING COMPANY |
0 |
4 |
0 |
1 |
1 |
6 |
CALIPER TECHNOLOGIES CORP. |
0 |
2 |
1 |
1 |
2 |
6 |
CASE CORPORATION |
0 |
0 |
2 |
1 |
3 |
6 |
CKD KABUSHIKI KAISHA (CKD CORPORATION) |
4 |
1 |
0 |
1 |
0 |
6 |
CORTANA CORPORATION |
1 |
2 |
3 |
0 |
0 |
6 |
DANFOSS A/S |
1 |
2 |
0 |
2 |
1 |
6 |
DRESSER, INC. |
0 |
1 |
2 |
0 |
3 |
6 |
E-Z FLO INJECTION SYSTEMS, INC. |
0 |
0 |
1 |
4 |
1 |
6 |
EASTMAN KODAK COMPANY |
2 |
1 |
1 |
2 |
0 |
6 |
EBARA CORPORATION |
1 |
0 |
1 |
3 |
1 |
6 |
FLOWMATRIX INC. |
0 |
0 |
1 |
4 |
1 |
6 |
GLOBE UNION INDUSTRIAL CORPORATION |
3 |
0 |
2 |
0 |
1 |
6 |
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN |
1 |
2 |
1 |
1 |
1 |
6 |
KABUSHIKI KAISHA NERIKI |
1 |
1 |
1 |
1 |
2 |
6 |
KELSEY-HAYES CO. |
1 |
1 |
2 |
1 |
1 |
6 |
KYOSAN DENKI CO., LTD. |
1 |
0 |
1 |
3 |
1 |
6 |
LUK GETRIEBE-SYSTEME GMBH |
1 |
3 |
2 |
0 |
0 |
6 |
MERTIK MAXITROL GMBH & CO., KG |
2 |
2 |
0 |
1 |
1 |
6 |
PARKER HANNIFIN RAK, SA |
2 |
0 |
2 |
0 |
2 |
6 |
SEMPRA FIBER LINKS |
0 |
0 |
0 |
1 |
5 |
6 |
SIEMENS CANADA LTD. |
0 |
1 |
4 |
1 |
0 |
6 |
SONNAX INDUSTRIES, INC. |
0 |
0 |
0 |
4 |
2 |
6 |
SWAGELOK COMPANY |
1 |
0 |
1 |
3 |
1 |
6 |
TESMA MOTOREN-UND GETRIEBETECHNIK GMBH |
2 |
1 |
2 |
0 |
1 |
6 |
TETRA LAVAL HOLDINGS & FINANCE S.A. |
2 |
3 |
0 |
0 |
1 |
6 |
UNIT INSTRUMENTS, INC. |
0 |
3 |
3 |
0 |
0 |
6 |
AISIN SEIKI KABUSHIKI KAISHA |
1 |
2 |
0 |
1 |
1 |
5 |
ALLIED-SIGNAL INC. |
2 |
3 |
0 |
0 |
0 |
5 |
BIOMICRO SYSTEMS, INC. |
0 |
1 |
0 |
4 |
0 |
5 |
BOSCH REXROTH AG |
0 |
0 |
1 |
2 |
2 |
5 |
BRASS-CRAFT MANUFACTURING CO. |
1 |
1 |
2 |
1 |
0 |
5 |
CHUNG CHENG FAUCET CO. LTD. |
1 |
2 |
1 |
1 |
0 |
5 |
DANA CORPORATION |
2 |
2 |
1 |
0 |
0 |
5 |
FLOW-RITE CONTROLS, LTD. |
1 |
2 |
0 |
1 |
1 |
5 |
FMC CORPORATION |
2 |
1 |
2 |
0 |
0 |
5 |
FMC TECHNOLOGIES, INC. |
0 |
0 |
1 |
3 |
1 |
5 |
GAAP GAS CONTROL LLC |
0 |
0 |
3 |
1 |
1 |
5 |
GLAZER ENTERPRISES, INC. |
0 |
2 |
0 |
1 |
2 |
5 |
HEILMEIER & WEINLEIN, FABRIK FUR OEL-HYDRAULIK GMBH & CO. KG |
0 |
4 |
0 |
0 |
1 |
5 |
HYDRAFORCE, INC. |
1 |
1 |
0 |
1 |
2 |
5 |
INGERSOLL-RAND COMPANY |
0 |
0 |
3 |
2 |
0 |
5 |
KAUTEX TEXTRON GMBH & CO. KG |
0 |
1 |
0 |
3 |
1 |
5 |
KEIHIN CORPORATION |
2 |
1 |
1 |
1 |
0 |
5 |
KOHLER CO. |
0 |
3 |
0 |
1 |
1 |
5 |
KUCHING INTERNATIONAL LTD. |
0 |
2 |
1 |
1 |
1 |
5 |
MYKROLIS CORPORATION |
0 |
0 |
0 |
3 |
2 |
5 |
NIFCO INC. |
0 |
1 |
1 |
0 |
3 |
5 |
NISSAN MOTOR COMPANY, LIMITED |
3 |
0 |
0 |
1 |
1 |
5 |
NVB INTERNATIONAL |
0 |
1 |
2 |
2 |
0 |
5 |
PACIFIC SEISMIC PRODUCTS, INC. |
0 |
0 |
1 |
2 |
2 |
5 |
PRIME SOLUTIONS, LLC |
0 |
0 |
0 |
4 |
1 |
5 |
SAMSUNG ELECTRONICS CO., LTD. |
2 |
1 |
1 |
0 |
1 |
5 |
SAMSUNG KWANG-JU ELECTRONICS CO., LTD. |
0 |
0 |
0 |
1 |
4 |
5 |
SIEMENS AUTOMOTIVE INC. |
0 |
0 |
0 |
4 |
1 |
5 |
SOLVAY (SOCIETE ANONYME) |
1 |
3 |
0 |
0 |
1 |
5 |
STURMAN BG, LLC |
2 |
3 |
0 |
0 |
0 |
5 |
SUIKEN CO., LTD. |
0 |
1 |
1 |
3 |
0 |
5 |
TAYLOR INNOVATIONS, L.L.C. |
0 |
0 |
0 |
3 |
2 |
5 |
TOKYO ELECTRON LIMITED |
1 |
1 |
2 |
0 |
1 |
5 |
UNITED MICROELECTRONICS CORPORATION |
2 |
2 |
1 |
0 |
0 |
5 |
UNITED STATES OF AMERICA, NAVY |
2 |
1 |
1 |
0 |
1 |
5 |
WATTS INVESTMENT COMPANY |
2 |
2 |
0 |
1 |
0 |
5 |
WOODWARD GOVERNOR COMPANY |
1 |
0 |
0 |
1 |
3 |
5 |