Average Co-Inventor Count = 1.29
ph-index = 3
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 (2 from 832,680 patents)
2. Minnesota Mining and Manufacturing Company (1 from 7,865 patents)
3 patents:
1. 7207803 - Earth globe assembly
2. 7207802 - Globes having marked zones of geographic interest
3. 5557311 - Multi-page signatures made using laser perforated bond papers