Average Co-Inventor Count = 1.19
ph-index = 7
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 (8 from 37 patents)
2. Greif Brothers Corporation (1 from 3 patents)
3. 501 Greif Bros. (1 from 1 patent)
4. Greif Bors. Corporation (1 from 1 patent)
11 patents:
1. 5743422 - Collapsible bulk container and method of making the same
2. 5328028 - Hazardous waste disposal method and drum assembly
3. 5320243 - Reusable metal drum
4. 5258086 - Reusable recycable fiber drum
5. 5244108 - Collapsibile bulk container and method of making the same
6. 5232117 - Reusable metal drum
7. 5137206 - Reusable recyclicable fiber drum
8. 5044502 - Nestable fiber drum with integral skid and a method of making the same
9. 5018641 - End construction with hollow beam construction for a drum
10. 4951833 - End construction with hollow beam construction for a drum
11. 4852792 - Self locking cover/bottom for fibre drums