Average Co-Inventor Count = 1.11
ph-index = 5
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 (3 from 29 patents)
2. Tour & Andersson Hydronics Ab (1 from 2 patents)
3. Tour & Anderson Hydronics Ab (1 from 1 patent)
5 patents:
1. D427923 - Measuring instrument
2. 5769118 - Position indicating valve wheel
3. D365009 - Handle
4. 5170992 - Stop valve
5. D318903 - Shut-off valve