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. Hewlett-packard Development Company, L.p. (2 from 27,429 patents)
2. Hewlett-packard Company (1 from 9,639 patents)
3 patents:
1. 8130391 - Printing of documents with position identification pattern
2. 8054495 - Digital documents, apparatus, methods and software relating to associating an identity of paper printed with digital pattern with equivalent digital documents
3. 6274949 - Back-up power accessory for a computer