~Individually Owned Patent |
223 |
126 |
124 |
135 |
128 |
736 |
SMC CORPORATION |
20 |
6 |
10 |
10 |
6 |
52 |
ROBERT BOSCH GMBH |
13 |
7 |
6 |
11 |
9 |
46 |
DELPHI TECHNOLOGIES, INC. |
8 |
10 |
4 |
6 |
11 |
39 |
EATON CORPORATION |
5 |
9 |
6 |
6 |
10 |
36 |
FISHER CONTROLS INTERNATIONAL, INC. |
6 |
4 |
4 |
9 |
3 |
26 |
PARKER-HANNIFIN CORPORATION |
6 |
8 |
5 |
5 |
2 |
26 |
FESTO AG & CO. |
3 |
8 |
3 |
6 |
5 |
25 |
SMC KABUSHIKI KAISHA |
8 |
5 |
4 |
3 |
4 |
24 |
HONEYWELL INTERNATIONAL INC. |
7 |
3 |
1 |
1 |
11 |
23 |
DENSO CORPORATION |
3 |
4 |
4 |
5 |
3 |
19 |
STANT MANUFACTURING COMPANY, INC. |
6 |
5 |
3 |
3 |
2 |
19 |
MASCO CORP. OF INDIANA |
5 |
2 |
0 |
3 |
8 |
18 |
SIEMENS VDO AUTOMOTIVE, INC. |
0 |
0 |
1 |
9 |
5 |
15 |
TOYODA GOSEI KABUSHIKI KAISHA |
3 |
3 |
1 |
2 |
6 |
15 |
ILLINOIS TOOL WORKS INC. |
4 |
2 |
4 |
1 |
3 |
14 |
MANNESMANN VDO AG |
6 |
4 |
3 |
0 |
1 |
14 |
ROSS OPERATING VALVE COMPANY |
1 |
3 |
2 |
5 |
3 |
14 |
SIEMENS AKTIENGESELLSCHAFT |
3 |
1 |
3 |
5 |
2 |
14 |
VISTEON GLOBAL TECHNOLOGIES, INC. |
1 |
1 |
2 |
3 |
7 |
14 |
BAXTER INTERNATIONAL INC. |
1 |
0 |
4 |
4 |
4 |
13 |
FUJIKIN INC. |
5 |
2 |
2 |
1 |
3 |
13 |
NANOSTREAM, INC. |
0 |
3 |
3 |
4 |
3 |
13 |
CATERPILLAR INC. |
3 |
2 |
4 |
1 |
2 |
12 |
DAIMLER-CHRYSLER AKTIENGESELLSCHAFT |
5 |
0 |
2 |
2 |
3 |
12 |
EMERSON ELECTRIC CO. |
3 |
2 |
2 |
4 |
1 |
12 |
GILMORE VALVE COMPANY, INC. |
2 |
3 |
5 |
1 |
1 |
12 |
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) |
2 |
2 |
2 |
6 |
0 |
12 |
L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE |
5 |
6 |
0 |
1 |
0 |
12 |
MICRON TECHNOLOGY, INC. |
3 |
4 |
1 |
2 |
2 |
12 |
NATIONAL COUPLING COMPANY, INC. |
7 |
1 |
4 |
0 |
0 |
12 |
B S & B SAFETY SYSTEMS, INC. |
3 |
7 |
0 |
1 |
0 |
11 |
MOEN INCORPORATED |
2 |
3 |
1 |
3 |
2 |
11 |
NIFCO INC. |
1 |
1 |
0 |
3 |
6 |
11 |
AIR PRODUCTS AND CHEMICALS, INC. |
1 |
1 |
3 |
2 |
3 |
10 |
APPLIED MATERIALS, INC. |
1 |
2 |
5 |
1 |
1 |
10 |
HYDRAULIK-RING GMBH |
3 |
3 |
1 |
1 |
2 |
10 |
TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD. |
3 |
0 |
2 |
2 |
3 |
10 |
WCM INDUSTRIES, INC. |
1 |
1 |
1 |
3 |
4 |
10 |
FORD GLOBAL TECHNOLOGIES, INC. |
5 |
3 |
1 |
0 |
0 |
9 |
HALLIBURTON ENERGY SERVICES, INC. |
5 |
2 |
0 |
1 |
1 |
9 |
HUSCO INTERNATIONAL, INC. |
0 |
2 |
3 |
1 |
3 |
9 |
MKS INSTRUMENTS, INC. |
2 |
3 |
0 |
1 |
3 |
9 |
ZF LENKSYSTEME GMBH |
1 |
2 |
3 |
2 |
1 |
9 |
BOSCH REXROTH AG |
0 |
1 |
2 |
2 |
3 |
8 |
CONTROL COMPONENTS, INC. |
0 |
0 |
0 |
3 |
5 |
8 |
GENERAL ELECTRIC COMPANY |
2 |
0 |
4 |
1 |
1 |
8 |
HILL-ROM SERVICES, INC. |
3 |
4 |
0 |
1 |
0 |
8 |
INGERSOLL-RAND COMPANY |
0 |
3 |
2 |
0 |
3 |
8 |
KUCHING INTERNATIONAL LTD. |
2 |
1 |
1 |
1 |
3 |
8 |
SATURN ELECTRONICS & ENGINEERING, INC. |
4 |
1 |
3 |
0 |
0 |
8 |
SIEMENS AUTOMOTIVE CORPORATION |
2 |
1 |
3 |
2 |
0 |
8 |
ADVANCED TECHNOLOGY MATERIALS, INC. |
1 |
1 |
2 |
0 |
3 |
7 |
BOEING COMPANY |
4 |
0 |
1 |
1 |
1 |
7 |
DRESSER, INC. |
1 |
2 |
0 |
3 |
1 |
7 |
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN |
2 |
1 |
1 |
1 |
2 |
7 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
2 |
1 |
2 |
2 |
0 |
7 |
PACIFIC SEISMIC PRODUCTS, INC. |
0 |
1 |
2 |
2 |
2 |
7 |
PGI INTERNATIONAL, LTD. |
2 |
0 |
1 |
0 |
4 |
7 |
PRIME SOLUTIONS, LLC |
0 |
0 |
4 |
1 |
2 |
7 |
SIEMENS CANADA LTD. |
1 |
4 |
1 |
0 |
1 |
7 |
SPX CORPORATION |
3 |
1 |
2 |
1 |
0 |
7 |
TAYLOR INNOVATIONS, L.L.C. |
0 |
0 |
3 |
2 |
2 |
7 |
AGF MANUFACTURING, INC. |
3 |
1 |
0 |
2 |
0 |
6 |
AISAN INDUSTRY CO., LTD. |
1 |
0 |
1 |
4 |
0 |
6 |
ARICHELL TECHNOLOGIES INC. |
0 |
0 |
2 |
2 |
2 |
6 |
BURKERT WERKE GMBH & CO. |
4 |
1 |
0 |
1 |
0 |
6 |
CALIPER TECHNOLOGIES CORP. |
2 |
1 |
1 |
2 |
0 |
6 |
CASE CORPORATION |
0 |
2 |
1 |
3 |
0 |
6 |
CONTINENTAL TEVES AG & CO., OHG |
2 |
2 |
1 |
1 |
0 |
6 |
DANFOSS A/S |
2 |
0 |
2 |
1 |
1 |
6 |
DELAWARE CAPITAL FORMATION, INC. |
2 |
1 |
3 |
0 |
0 |
6 |
E-Z FLO INJECTION SYSTEMS, INC. |
0 |
1 |
4 |
1 |
0 |
6 |
EVAC INTERNATIONAL OY |
2 |
2 |
1 |
1 |
0 |
6 |
FLOWMATRIX INC. |
0 |
1 |
4 |
1 |
0 |
6 |
FRIEDRICH GROHE AKTIENGESELLSCHAFT |
2 |
3 |
0 |
1 |
0 |
6 |
GENERAL MOTORS CORPORATION |
0 |
2 |
1 |
1 |
2 |
6 |
KAUTEX TEXTRON GMBH & CO. KG |
1 |
0 |
3 |
1 |
1 |
6 |
MAC VALVES, INC. |
1 |
0 |
3 |
2 |
0 |
6 |
SEMPRA FIBER LINKS |
0 |
0 |
1 |
5 |
0 |
6 |
SLOAN VALVE COMPANY |
4 |
1 |
0 |
1 |
0 |
6 |
SNAP-TITE TECHNOLOGIES, INC. |
0 |
3 |
0 |
1 |
2 |
6 |
SONNAX INDUSTRIES, INC. |
0 |
0 |
4 |
2 |
0 |
6 |
SWAGELOK COMPANY |
0 |
1 |
3 |
1 |
1 |
6 |
TRW INC. |
6 |
0 |
0 |
0 |
0 |
6 |
UNIT INSTRUMENTS, INC. |
3 |
3 |
0 |
0 |
0 |
6 |
BIOMICRO SYSTEMS, INC. |
1 |
0 |
4 |
0 |
0 |
5 |
BRASS-CRAFT MANUFACTURING CO. |
1 |
2 |
1 |
0 |
1 |
5 |
CALIFORNIA INSTITUTE OF TECHNOLOGY |
1 |
2 |
0 |
0 |
2 |
5 |
CONBRACO INDUSTRIES, INC. |
0 |
3 |
0 |
1 |
1 |
5 |
CORTANA CORPORATION |
2 |
3 |
0 |
0 |
0 |
5 |
DANIEL INDUSTRIES, INC. |
0 |
2 |
2 |
0 |
1 |
5 |
EBARA CORPORATION |
0 |
1 |
3 |
1 |
0 |
5 |
EMHART INC. |
2 |
2 |
1 |
0 |
0 |
5 |
FMC TECHNOLOGIES, INC. |
0 |
1 |
3 |
1 |
0 |
5 |
GAAP GAS CONTROL LLC |
0 |
3 |
1 |
1 |
0 |
5 |
GLAZER ENTERPRISES, INC. |
2 |
0 |
1 |
2 |
0 |
5 |
HEILMEIER & WEINLEIN, FABRIK FUR OEL-HYDRAULIK GMBH & CO. KG |
4 |
0 |
0 |
1 |
0 |
5 |
HYDRAFORCE, INC. |
1 |
0 |
1 |
2 |
1 |
5 |
ITT MANUFACTURING ENTERPRISES, INC. |
2 |
0 |
2 |
1 |
0 |
5 |
KABUSHIKI KAISHA NERIKI |
1 |
1 |
1 |
2 |
0 |
5 |
KELSEY-HAYES CO. |
1 |
2 |
1 |
1 |
0 |
5 |
KOHLER CO. |
3 |
0 |
1 |
1 |
0 |
5 |
KYOSAN DENKI CO., LTD. |
0 |
1 |
3 |
1 |
0 |
5 |
LINDE AKTIENGESELLSCHAFT |
1 |
2 |
0 |
0 |
2 |
5 |
LUK GETRIEBE-SYSTEME GMBH |
3 |
2 |
0 |
0 |
0 |
5 |
MANNESMANN REXROTH AG |
4 |
0 |
0 |
0 |
1 |
5 |
MERTIK MAXITROL GMBH & CO., KG |
2 |
0 |
1 |
1 |
1 |
5 |
MITSUBISHI DENKI KABUSHIKI KAISHA |
2 |
2 |
0 |
0 |
1 |
5 |
MYKROLIS CORPORATION |
0 |
0 |
3 |
2 |
0 |
5 |
NVB INTERNATIONAL |
1 |
2 |
2 |
0 |
0 |
5 |
RANCO INCORPORATED OF DELAWARE |
1 |
0 |
0 |
2 |
2 |
5 |
RAVAL - AGRICULTURE COOPERATIVE SOCIETIES LTD. |
0 |
0 |
1 |
1 |
3 |
5 |
ROBERTSHAW CONTROLS COMPANY |
1 |
1 |
0 |
1 |
2 |
5 |
SAMSUNG KWANG-JU ELECTRONICS CO., LTD. |
0 |
0 |
1 |
4 |
0 |
5 |
SAUER-DANFOSS (NORDBERG) A/S |
0 |
2 |
0 |
1 |
2 |
5 |
SAUER-DANFOSS INC. |
0 |
3 |
0 |
0 |
2 |
5 |
SIEMENS AUTOMOTIVE INC. |
0 |
0 |
4 |
1 |
0 |
5 |
SOLVAY (SOCIETE ANONYME) |
3 |
0 |
0 |
1 |
1 |
5 |
SUIKEN CO., LTD. |
1 |
1 |
3 |
0 |
0 |
5 |
SURPASS INDUSTRY CO., LTD. |
1 |
1 |
1 |
0 |
2 |
5 |
TESMA MOTOREN-UND GETRIEBETECHNIK GMBH |
1 |
2 |
0 |
1 |
1 |
5 |
U.S. FILTER CORPORATION |
3 |
0 |
1 |
1 |
0 |
5 |
ZAHNRADFABRIK FRIEDRICHSHAFEN AG |
2 |
1 |
0 |
0 |
2 |
5 |