Average Co-Inventor Count = 6.00
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. Marriott International, Inc. (2 from 5 patents)
2 patents:
1. 12113911 - Method and apparatus for key printing
2. 10735201 - Method and apparatus for key printing