Average Co-Inventor Count = 3.00
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. Lipper International, Inc. (2 from 29 patents)
2 patents:
1. D497727 - Student chair
2. D496537 - Student desk