Average Co-Inventor Count = 1.60
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. Greif Bros. Corporation (3 from 37 patents)
2. Greif Brothers Corporation (1 from 3 patents)
4 patents:
1. 5503701 - Method for providing recyclable steel drum for hot flow products
2. 5465863 - Recyclable steel drum for hot flow products
3. 4971241 - Fast flo drums
4. 4091961 - Chime protective gasket