Average Co-Inventor Count = 3.00
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. Day International, Inc. (3 from 68 patents)
3 patents:
1. RE38468 - Replaceable sleeve
2. 5983799 - Replaceable sleeve
3. 5860360 - Replaceable printing sleeve