Average Co-Inventor Count = 3.33
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. Lexmark International, Inc. (1 from 3,033 patents)
2. Enrev Corporation (1 from 5 patents)
3. Advanced Charger Technology, Inc. (1 from 4 patents)
3 patents:
1. D442100 - Capacity gauge
2. D436343 - Battery charger
3. D421768 - Printer