Average Co-Inventor Count = 4.69
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. American Telephone and Telegraph, Co. (3 from 386 patents)
2. At&t Information Systems Inc. (3 from 243 patents)
3. Minnesota Mining and Manufacturing Company (2 from 7,865 patents)
5 patents:
1. D417606 - Wall hook
2. D417385 - Wall hook
3. D306576 - Circuit module housing
4. D306429 - Circuit module mounting apparatus
5. 4731702 - Communication equipment cabinet arrangement