Average Co-Inventor Count = 7.00
ph-index = 2
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. Makita Corporation (3 from 2,199 patents)
3 patents:
1. 10315300 - Dust collecting device and impact tool
2. 9440344 - Dust collecting device and impact tool
3. 9302363 - Dust collecting device and impact tool