Average Co-Inventor Count = 3.43
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. Lexmark International, Inc. (2 from 3,033 patents)
2 patents:
1. D354071 - Typewriter
2. D320978 - Word processor system unit