Average Co-Inventor Count = 2.67
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. Lexmark International, Inc. (2 from 3,024 patents)
2 patents:
1. 6267807 - Method for grinding colorants
2. 6095633 - Process for priming a multi-chamber ink jet print head