Average Co-Inventor Count = 1.14
ph-index = 4
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. Other (4 from 832,891 patents)
4 patents:
1. 5588696 - Convertible chair with armrests which converts to a backpack
2. 5289958 - Backpack convertible chair
3. 5209381 - Backpack convertible chair
4. 5016792 - Backpack convertible chair