Average Co-Inventor Count = 1.14
ph-index = 3
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. Perstorp Ab (4 from 124 patents)
4 patents:
1. 6188840 - Process for the manufacturing of a pressure vessel and a pressure vessel, especially for a water heater, made by the process
2. 5944215 - Vessel for a pressurized fluid
3. D291738 - Waste container
4. D291739 - Waste container