Average Co-Inventor Count = 5.02
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. (11 from 7,590 patents)
2. Other (1 from 832,843 patents)
3. Otos Tech Co., Ltd. (1 from 24 patents)
12 patents:
1. 11812816 - Protective headwear with airflow
2. 11166852 - Protective headwear with airflow
3. 9999546 - Protective headwear with airflow
4. D782120 - Protective helmet
5. D777987 - Protective helmet
6. D776359 - Protective helmet
7. D776360 - Protective helmet
8. D770689 - Protective helmet
9. D769535 - Protective helmet
10. D769542 - Protective helmet
11. D769543 - Protective helmet
12. 8485406 - Belt hanger for helmets