~INDIVIDUALLY OWNED PATENT |
60 |
85 |
50 |
55 |
52 |
302 |
PIONEER HI-BRED INTERNATIONAL, INC. |
33 |
47 |
73 |
55 |
86 |
294 |
DEERE + COMPANY |
62 |
58 |
46 |
46 |
59 |
271 |
ROCKWELL COLLINS, INC. |
29 |
39 |
44 |
40 |
94 |
246 |
STINE SEED FARM, INC. |
41 |
61 |
54 |
31 |
33 |
220 |
MONSANTO TECHNOLOGY, LLC |
3 |
3 |
25 |
42 |
50 |
123 |
UNIVERSITY OF IOWA RESEARCH FOUNDATION |
16 |
27 |
24 |
19 |
17 |
103 |
IOWA STATE UNIVERSITY RESEARCH FOUNDATION INC. |
12 |
22 |
22 |
12 |
28 |
96 |
MAYTAG CORPORATION |
22 |
27 |
7 |
4 |
27 |
87 |
FISHER CONTROLS INTERNATIONAL, INC. |
19 |
21 |
10 |
9 |
13 |
72 |
VERMEER MANUFACTURING COMPANY, INC. |
13 |
11 |
8 |
12 |
15 |
59 |
GATEWAY 2000, INC. |
15 |
13 |
8 |
7 |
2 |
45 |
BROADCOM CORPORATION |
6 |
6 |
1 |
9 |
13 |
35 |
CNH AMERICA LLC |
8 |
7 |
13 |
7 |
0 |
35 |
INTERMEC IP CORP. |
5 |
5 |
7 |
9 |
8 |
34 |
SAUER-DANFOSS INC. |
9 |
7 |
4 |
5 |
4 |
29 |
XILINX, INC. |
6 |
8 |
6 |
6 |
3 |
29 |
WHIRLPOOL CORPORATION |
0 |
0 |
7 |
17 |
2 |
26 |
LISLE CORPORATION |
8 |
7 |
4 |
4 |
1 |
24 |
SKYWORKS SOLUTIONS, INC. |
5 |
3 |
3 |
6 |
5 |
22 |
RITE-HITE HOLDING CORPORATION |
8 |
4 |
6 |
1 |
1 |
20 |
SYNGENTA PARTICIPATIONS AG |
0 |
3 |
4 |
11 |
2 |
20 |
MUSCO CORPORATION |
2 |
3 |
6 |
3 |
5 |
19 |
SQUARE D COMPANY |
2 |
6 |
5 |
3 |
2 |
18 |
STORK TOWNSEND INC. |
0 |
4 |
8 |
1 |
4 |
17 |
GRAIN PROCESSING CORPORATION |
5 |
3 |
3 |
2 |
3 |
16 |
HNI TECHNOLOGIES INC. |
10 |
5 |
0 |
0 |
0 |
15 |
TRI/MARK CORPORATION |
1 |
4 |
6 |
3 |
1 |
15 |
MICREL INCORPORATED |
4 |
3 |
3 |
0 |
4 |
14 |
LIGHTWAVES SYSTEMS, INC. |
3 |
1 |
1 |
3 |
3 |
11 |
WYETH |
1 |
2 |
3 |
4 |
1 |
11 |
VERIZON BUSINESS GLOBAL LLC |
0 |
0 |
3 |
3 |
4 |
10 |
GARST SEED COMPANY |
0 |
4 |
5 |
0 |
0 |
9 |
PELLA CORPORATION |
1 |
5 |
1 |
0 |
2 |
9 |
TOWNSEND ENGINEERING COMPANY |
5 |
4 |
0 |
0 |
0 |
9 |
CUSTOM-PAK, INCORPORATED |
0 |
3 |
2 |
2 |
1 |
8 |
HUNTER'S SPECIALTIES, INC. |
1 |
1 |
0 |
3 |
3 |
8 |
INTEGRATED DNA TECHNOLOGIES, INC. |
1 |
2 |
0 |
1 |
4 |
8 |
PUTCO, INC. |
3 |
2 |
3 |
0 |
0 |
8 |
CARLETON LIFE SUPPORT SYSTEMS, INC. |
2 |
2 |
2 |
1 |
0 |
7 |
CEDARAPIDS, INC. |
2 |
0 |
1 |
2 |
2 |
7 |
HENDERSON MANUFACTURING CO. |
4 |
0 |
1 |
1 |
1 |
7 |
SIRF TECHNOLOGY, INC. |
2 |
2 |
1 |
0 |
2 |
7 |
TRIPLETAIL VENTURES, INC. |
0 |
3 |
1 |
3 |
0 |
7 |
WINEGARD COMPANY |
1 |
1 |
0 |
3 |
2 |
7 |
AGRIGENETICS, INC. |
1 |
1 |
1 |
0 |
3 |
6 |
BIOFORCE NANOSCIENCES, INC. |
1 |
3 |
0 |
2 |
0 |
6 |
EVERGREEN PACKAGING INC. |
0 |
0 |
1 |
3 |
2 |
6 |
HWH CORPORATION |
2 |
0 |
0 |
2 |
2 |
6 |
POLARIS INDUSTRIES, INC. |
5 |
0 |
1 |
0 |
0 |
6 |
STINE BIOTECHNOLOGY, INC. |
1 |
4 |
1 |
0 |
0 |
6 |
SUKUP MANUFACTURING COMPANY |
4 |
2 |
0 |
0 |
0 |
6 |
AGRINOMICS LLC |
0 |
0 |
0 |
0 |
5 |
5 |
BARNSTEAD THERMOLYNE CORPORATION |
0 |
2 |
0 |
3 |
0 |
5 |
COMBISEP, INC. |
1 |
2 |
0 |
0 |
2 |
5 |
CRYSTAL GROUP INC |
1 |
2 |
2 |
0 |
0 |
5 |
DAIRYLAND SEED CO., INC. |
0 |
0 |
4 |
1 |
0 |
5 |
DELAVAN INC. |
1 |
1 |
0 |
1 |
2 |
5 |
E. I. DU PONT DE NEMOURS AND COMPANY |
0 |
3 |
1 |
0 |
1 |
5 |
F. R. DRAKE COMPANY |
2 |
2 |
0 |
1 |
0 |
5 |
HON TECHNOLOGY INC. |
5 |
0 |
0 |
0 |
0 |
5 |
LINK MFG., LTD. |
1 |
1 |
3 |
0 |
0 |
5 |
MCI, LLC |
0 |
3 |
2 |
0 |
0 |
5 |
MEDUSA SPECIAL PROJECTS, LLC |
0 |
0 |
0 |
1 |
4 |
5 |
RF MICRO DEVICES, INC. |
0 |
0 |
2 |
2 |
1 |
5 |
SOYGENETICS, LLC |
1 |
1 |
3 |
0 |
0 |
5 |
WESTENDORF MANUFACTURING COMPANY, INC. |
0 |
3 |
0 |
1 |
1 |
5 |