Kenova AB
14Patents
0Active
14Granted
32Portfolio score
Filing activity: Apr 1, 1975 → Apr 23, 1981
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4141474A | Self-closing closure utilizing a single diaphragm | Performing Operations; Transporting | 93 | Expired |
| US4312344A | Syringe | Human Necessities | 35 | Expired |
| US4249675A | Device for dispensing fluid from a container | Human Necessities | 30 | Expired |
| US4061254A | Dispensing valve | Performing Operations; Transporting | 27 | Expired |
| US4149633A | Two-chamber package | Performing Operations; Transporting | 22 | Expired |
| US4325369A | Disposable container for a syringe | Human Necessities | 21 | Expired |
| US4664257A | Method and capsule for storing and mixing the two co-operative basic materials of dental amalgam and method in manufacturing the capsule | Emerging Cross-Sectional Technologies | 20 | Expired |
| US4141475A | Locking device for a self-closing closure | Performing Operations; Transporting | 17 | Expired |
| US3981419A | Self-closing closures | Performing Operations; Transporting | 17 | Expired |
| US4153185A | Package for fluids and a method for producing such a package | Performing Operations; Transporting | 8 | Expired |
| US4112971A | Safety valve | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4146182A | Spraying device | Performing Operations; Transporting | 3 | Expired |
| US4065033A | Tube container | Performing Operations; Transporting | 2 | Expired |
| US3977577A | Self-closing closure | Performing Operations; Transporting | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.