Average Co-Inventor Count = 1.33
ph-index = 2
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. Dalloz Safety Ab (1 from 11 patents)
2. Bilsom Ab (1 from 7 patents)
2 patents:
1. 6123168 - Banded hearing protector
2. 5557077 - Hearing-protector plug