Average Co-Inventor Count = 7.00
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. Illinois Tool Works Inc. (8 from 7,575 patents)
8 patents:
1. D782120 - Protective helmet
2. D777987 - Protective helmet
3. D776359 - Protective helmet
4. D776360 - Protective helmet
5. D770689 - Protective helmet
6. D769535 - Protective helmet
7. D769542 - Protective helmet
8. D769543 - Protective helmet