Essef Industries, Inc.
3Patents
0Active
3Granted
27Portfolio score
Filing activity: Aug 23, 1982 → Dec 14, 1984
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4785956A | Tank fitting for a filament-wound vessel | Mechanical Engineering; Lighting; Heating | 50 | Expired |
| US4595037A | Split tank closure and diaphragm assembly | Mechanical Engineering; Lighting; Heating | 45 | Expired |
| US4614279A | Side tap opening for a filament-wound tank | Emerging Cross-Sectional Technologies | 24 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.