Average Co-Inventor Count = 2.53
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. Oliver Products Company (3 from 31 patents)
2. Oliver Packaging and Equipment Company (1 from 5 patents)
4 patents:
1. 7891493 - Food carrier
2. D538102 - Tray lid
3. 7114630 - Tray lid
4. 6688470 - Food carrier