Average Co-Inventor Count = 5.14
ph-index = 5
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. (14 from 7,575 patents)
14 patents:
1. 11033433 - Removable shield for protective headwear
2. 10681953 - Headgear for protective headwear
3. 10299530 - Headgear for protective headwear
4. 10098403 - Headgear for protective headwear
5. 10034510 - Headgear for protective headwear
6. 10016008 - Headgear for protective headwear
7. D782120 - Protective helmet
8. D777987 - Protective helmet
9. D776359 - Protective helmet
10. D776360 - Protective helmet
11. D770689 - Protective helmet
12. D769535 - Protective helmet
13. D769542 - Protective helmet
14. D769543 - Protective helmet