Average Co-Inventor Count = 3.43
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. Polar Ware Company (2 from 6 patents)
2 patents:
1. 5762226 - Steam-table-pan carrying cover with pan-retaining stop
2. 5632398 - Carrying cover for a steam table pan