Average Co-Inventor Count = 1.20
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. Tour & Andersson Ab (2 from 29 patents)
2. Tour & Andersson Hydronics Ab (1 from 2 patents)
3. Ta Hydronics Ab (3 patents)
3 patents:
1. D497977 - Sealing ring membrane
2. D479577 - Pressure regulator
3. D449093 - Differential pressure regulator