Star Enterprise
4Patents
0Active
4Granted
25Portfolio score
Filing activity: Dec 23, 1991 → Sep 20, 1995
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5855767A | Hydrorefining process for production of base oils | Chemistry; Metallurgy | 10 | Expired |
| US5434329A | Treatment of spent refinery caustic | Chemistry; Metallurgy | 5 | Expired |
| US5213696A | Automatic dewaxing filter washing system and method | Emerging Cross-Sectional Technologies | 4 | Expired |
| US5865989A | Process for sweetening liquid hydrocarbons | Chemistry; Metallurgy | 2 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.