Average Co-Inventor Count = 2.67
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 Company (1 from 9,638 patents)
2. Gillette Canada Inc (1 from 121 patents)
2 patents:
1. D449333 - Printer
2. D429566 - Toothbrush handle