Average Co-Inventor Count = 1.00
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. Thomassen & Drijver-verblifa N.v. (2 from 24 patents)
2 patents:
1. 4856262 - Apparatus for disposing packing in predetermined relative positions
2. 4821638 - Apparatus for supporting and printing cylindrical objects