Du Pont de Nemours and Company
4Patents
0Active
4Granted
27Portfolio score
Filing activity: Sep 30, 1987 → Mar 1, 1999
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5006992A | Process control system with reconfigurable expert rules and control modules | Emerging Cross-Sectional Technologies | 179 | Expired |
| US6353100B1 | Process for the preparation of &egr;-caprolactam | Chemistry; Metallurgy | 50 | Expired |
| US5168752A | Apparatus for testing the color separations of a multicolor print | Physics | 4 | Expired |
| US4837908A | Roll assembly for fiber drafting machine | Mechanical Engineering; Lighting; Heating | 3 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.