E. I. DU PONT DE NEMOURS AND COMPANY |
170 |
160 |
123 |
136 |
148 |
737 |
~Individually Owned Patent |
32 |
34 |
33 |
28 |
30 |
157 |
BRISTOL-MYERS SQUIBB PHARMA COMPANY |
0 |
1 |
22 |
23 |
18 |
64 |
RODEL HOLDINGS INC. |
9 |
9 |
18 |
11 |
10 |
57 |
HERCULES INCORPORATED |
16 |
19 |
7 |
8 |
4 |
54 |
DUPONT PHARMACEUTICALS COMPANY |
22 |
21 |
1 |
2 |
1 |
47 |
UNIVERSITY OF DELAWARE |
3 |
3 |
6 |
5 |
8 |
25 |
AGILENT TECHNOLOGIES, INC. |
4 |
4 |
10 |
3 |
3 |
24 |
CIBA SPECIALTY CHEMICALS CORPORATION |
10 |
6 |
5 |
1 |
2 |
24 |
ASTRAZENECA AB |
0 |
1 |
5 |
6 |
9 |
21 |
DUPONT DOW ELASTOMERS, L.L.C. |
2 |
5 |
7 |
3 |
4 |
21 |
DADE BEHRING INC. |
6 |
5 |
4 |
1 |
3 |
19 |
GORE ENTERPRISE HOLDINGS, INC. |
2 |
6 |
2 |
4 |
3 |
17 |
BEAVER CREEK CONCEPTS, INC. |
0 |
4 |
4 |
5 |
3 |
16 |
BRISTOL-MYERS SQUIBB COMPANY |
0 |
0 |
0 |
11 |
5 |
16 |
ELSICON, INC. |
5 |
3 |
4 |
1 |
1 |
14 |
MONTELL NORTH AMERICA INC. |
11 |
3 |
0 |
0 |
0 |
14 |
BASELL POLIOLEFINE ITALIA S.P.A. |
0 |
0 |
4 |
5 |
4 |
13 |
DENTSPLY RESEARCH + DEVELOPMENT CORP. |
1 |
2 |
3 |
4 |
1 |
11 |
BERGER INSTRUMENTS, INC. |
0 |
0 |
2 |
7 |
1 |
10 |
DIRECT RADIOGRAPHY CORP. |
3 |
0 |
5 |
1 |
1 |
10 |
ZENECA LIMITED |
7 |
2 |
1 |
0 |
0 |
10 |
CONOCO, INC. |
1 |
2 |
5 |
1 |
0 |
9 |
FOAMEX LP |
2 |
1 |
2 |
3 |
1 |
9 |
ASTROPOWER, INC. |
2 |
2 |
3 |
1 |
0 |
8 |
DENCO, INC. |
3 |
1 |
1 |
1 |
2 |
8 |
L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE |
0 |
1 |
2 |
2 |
3 |
8 |
APPLIED EXTRUSION TECHNOLOGIES, INC. |
2 |
1 |
3 |
1 |
0 |
7 |
ARCO CHEMICAL TECHNOLOGY, L.P. |
0 |
2 |
3 |
1 |
1 |
7 |
LAB PRODUCTS, INC. |
1 |
1 |
3 |
1 |
1 |
7 |
PLAYTEX PRODUCTS, INC. |
2 |
1 |
1 |
2 |
1 |
7 |
CMS TECHNOLOGY HOLDINGS, INC. |
0 |
2 |
2 |
1 |
1 |
6 |
EDGECRAFT CORP. |
2 |
2 |
0 |
1 |
1 |
6 |
HEWLETT-PACKARD COMPANY |
6 |
0 |
0 |
0 |
0 |
6 |
ILC DOVER, INC. |
0 |
0 |
0 |
4 |
2 |
6 |
INVISTA NORTH AMERICA S.A.R.L. |
0 |
0 |
0 |
0 |
6 |
6 |
SPEAKMAN COMPANY |
2 |
0 |
2 |
1 |
1 |
6 |
XYMID L.L.C. |
1 |
2 |
2 |
1 |
0 |
6 |
CONOCOPHILLIPS COMPANY |
0 |
0 |
0 |
3 |
2 |
5 |
FALCON LAB LLC |
0 |
2 |
0 |
2 |
1 |
5 |
HAMMOND GROUP, INC. |
2 |
1 |
2 |
0 |
0 |
5 |
MONTELL TECHNOLOGY COMPANY BV |
1 |
4 |
0 |
0 |
0 |
5 |
R.P.C. INC. |
1 |
4 |
0 |
0 |
0 |
5 |
SOUTHCO INC. |
1 |
2 |
1 |
0 |
1 |
5 |
TA INSTRUMENTS-WATERS, LLC |
0 |
0 |
0 |
3 |
2 |
5 |
W. L. GORE & ASSSOCIATES, INC. |
3 |
1 |
1 |
0 |
0 |
5 |