Average Co-Inventor Count = 5.09
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 3,024 patents)
2. Logitech Europe S.a. (1 from 1,195 patents)
2 patents:
1. 8870477 - Keyboard with back-lighted ultra-durable keys
2. 6799829 - Waste ink management system for an ink jet printer