Average Co-Inventor Count = 1.00
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. Quarton, Inc. (4 from 65 patents)
4 patents:
1. D538685 - Laser leveler
2. D538185 - Laser leveler
3. D537373 - Laser leveler
4. D531334 - Combination of laser pointer and wireless transmitter