Average Co-Inventor Count = 4.00
ph-index = 1
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. K.k. Tokyo Kikai Seisakusho (1 from 1 patent)
1 patent:
1. 6125758 - Method for varying the piling-order and/or turning webs upside down in a