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. Paper Converting Machine Company (2 from 189 patents)
2 patents:
1. 5402724 - Method and apparatus for washing the deck of a press or coater
2. 5125341 - Ink unit for printing press and method