Average Co-Inventor Count = 2.00
ph-index = 3
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. Other (3 from 832,812 patents)
3 patents:
1. 5610349 - Pick for musical instruments with improved grip
2. 5483715 - Vehicle service ramp
3. 5033146 - Vehicle service ramp