~Individually Owned Patent |
144 |
131 |
121 |
125 |
99 |
620 |
PHILLIPS PETROLEUM COMPANY |
96 |
71 |
59 |
42 |
13 |
281 |
HALLIBURTON ENERGY SERVICES, INC. |
27 |
59 |
43 |
63 |
69 |
261 |
SEAGATE TECHNOLOGY, LLC |
5 |
45 |
49 |
42 |
30 |
171 |
BAKER HUGHES INCORPORATED |
8 |
19 |
7 |
17 |
17 |
68 |
BRUNSWICK CORPORATION |
15 |
17 |
14 |
11 |
7 |
64 |
CONOCOPHILLIPS COMPANY |
0 |
0 |
0 |
24 |
32 |
56 |
BOARD OF REGENTS OF THE UNIVERSITY OF OKLAHOMA |
16 |
19 |
6 |
10 |
3 |
54 |
SEAGATE TECHNOLOGY, INCORPORATED |
48 |
1 |
0 |
1 |
0 |
50 |
CAMCO INTERNATIONAL INC. |
16 |
21 |
4 |
0 |
1 |
42 |
UNITED VIDEO PROPERTIES, INC. |
8 |
8 |
4 |
7 |
3 |
30 |
OKLAHOMA MEDICAL RESEARCH FOUNDATION |
6 |
8 |
7 |
5 |
0 |
26 |
SCHLUMBERGER TECHNOLOGY CORPORATION |
1 |
4 |
2 |
8 |
7 |
22 |
CHARLES MACHINE WORKS, INC. |
1 |
6 |
2 |
3 |
6 |
18 |
CONOCO, INC. |
1 |
4 |
7 |
3 |
1 |
16 |
OKLAHOMA STATE UNIVERSITY |
2 |
1 |
3 |
3 |
7 |
16 |
SMITH INTERNATIONAL INC. |
2 |
6 |
2 |
3 |
1 |
14 |
JOHN ZINK COMPANY |
0 |
1 |
3 |
4 |
5 |
13 |
KERR-MCGEE CHEMICAL LLC |
2 |
2 |
3 |
3 |
3 |
13 |
DELPHI TECHNOLOGIES, INC. |
0 |
0 |
6 |
3 |
3 |
12 |
SYNTROLEUM CORPORATION |
3 |
5 |
0 |
1 |
3 |
12 |
WOOD GROUP ESP, INC. |
0 |
0 |
5 |
5 |
2 |
12 |
B S & B SAFETY SYSTEMS, INC. |
2 |
2 |
6 |
0 |
1 |
11 |
BED-CHECK CORPORATION |
2 |
2 |
2 |
2 |
2 |
10 |
ASEC MANUFACTURING, A GENERAL PARTNERSHIP |
5 |
3 |
0 |
0 |
0 |
8 |
CHEVRON PHILLIPS CHEMICAL COMPANY LP |
0 |
1 |
2 |
1 |
4 |
8 |
PETRO-CHEM DEVELOPMENT CO., INC. |
1 |
5 |
1 |
0 |
1 |
8 |
UNIT PARTS COMPANY |
3 |
3 |
2 |
0 |
0 |
8 |
W. C. BRADLEY/ZEBCO HOLDINGS, INC. |
0 |
0 |
2 |
6 |
0 |
8 |
GENZYME GLYCOBIOLOGY RESEARCH INSTITUTE, INC. |
0 |
0 |
0 |
4 |
3 |
7 |
LOCKHEED MARTIN CORPORATION |
0 |
0 |
2 |
1 |
4 |
7 |
UNIVERSITY OF TULSA |
1 |
1 |
1 |
1 |
3 |
7 |
AAON, INC. |
0 |
0 |
2 |
0 |
4 |
6 |
DOUG CARSON & ASSOCIATES, INC. |
0 |
0 |
3 |
0 |
3 |
6 |
SOUTHWESTERN WIRE CLOTH, INC. |
0 |
2 |
1 |
1 |
2 |
6 |
TAYLOR INNOVATIONS, L.L.C. |
0 |
0 |
0 |
3 |
3 |
6 |
UROCOR, INC. |
1 |
3 |
2 |
0 |
0 |
6 |
WOUND HEALING OF OKLAHOMA, INC. |
2 |
2 |
0 |
0 |
2 |
6 |
BLITZ U.S.A., INC. |
0 |
2 |
0 |
3 |
0 |
5 |
HYDROHOIST INTERNATIONAL, INC. |
1 |
0 |
0 |
1 |
3 |
5 |
ODS PROPERTIES, INC. |
0 |
0 |
0 |
3 |
2 |
5 |
OKLAHOMA SAFETY EQUIPMENT CO. |
0 |
3 |
1 |
1 |
0 |
5 |
TDW DELAWARE, INC. |
3 |
1 |
0 |
0 |
1 |
5 |
UNARCO INDUSTRIES INC. |
0 |
0 |
3 |
1 |
1 |
5 |
YORK INTERNATIONAL CORP. |
0 |
2 |
2 |
1 |
0 |
5 |
ZEECO, INC. |
0 |
0 |
3 |
1 |
1 |
5 |