Average Co-Inventor Count = 5.46
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. Hewlett-packard Development Company, L.p. (1 from 27,394 patents)
2. Hewlett-packard Development, L.p. (1 from 89 patents)
2 patents:
1. 7097289 - Ink delivery apparatus with pressure tuned rolling piston and method of use
2. 7033010 - Ink delivery apparatus with collapsible ink chamber and method of use