Exxon Company
4Patents
0Active
4Granted
30Portfolio score
Filing activity: Oct 5, 1981 → Dec 22, 1988
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4481593A | Continuous speech recognition | Physics | 92 | Expired |
| US4971477A | Secondary contained fluid supply system | Emerging Cross-Sectional Technologies | 86 | Expired |
| US4489435A | Method and apparatus for continuous word string recognition | Physics | 59 | Expired |
| US4489434A | Speech recognition method and apparatus | Physics | 44 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.