Average Co-Inventor Count = 2.40
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. (5 from 3,024 patents)
5 patents:
1. 6688590 - Dual tray printer with single drive shaft and dual media picks
2. 6669329 - Printer having one or more print cartridges installed during manufacture
3. 6443553 - Printer having one or more print cartridges installed during manufacture
4. 6371611 - Media feed unit for an ink jet printer
5. 6350010 - Printer having one or more print cartridges installed during manufacture