Average Co-Inventor Count = 1.29
ph-index = 1
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 2,209 patents)
3 patents:
1. 12366077 - Concrete vibrator
2. 12283706 - Electric work machine
3. 11203106 - Screw driving tool