Average Co-Inventor Count = 4.00
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. Metzeler Schaum Gmbh (2 from 29 patents)
2 patents:
1. 4290147 - Handprotector for athletes
2. 4279038 - Headprotector made of elastic material for athletes