Average Co-Inventor Count = 3.13
ph-index = 4
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Crown Cork & Seal Technologies Corporation (5 from 231 patents)
2. Zeller Plastik Gmbh (1 from 17 patents)
6 patents:
1. 6910607 - Cover for dispensing closure with pressure actuated valve
2. 6578744 - Watertight tube closure
3. D472144 - Closure for container
4. 6089418 - Dispensing closure with pressure actuated valve
5. 6056161 - Push-pull dispenser
6. D398851 - Dispensing closure with pressure actuated valve