Average Co-Inventor Count = 2.35
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. Schaeffer-homberg Gmbh (3 from 9 patents)
2. Firma Schaeffer-homberg Gmbh (1 from 5 patents)
4 patents:
1. 4247032 - Machine for the attachment of rivets, buttons or the like
2. 4137607 - Button, particularly for clothing pieces
3. 4033012 - Button, particularly for clothing pieces
4. 4017945 - Fastener for pockets, cases or the like