Average Co-Inventor Count = 1.33
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. Ab Volvo Penta (2 from 161 patents)
2 patents:
1. 5921826 - Angle gearing, especially for a marine outboard drive unit
2. 5580289 - Transmission device in an outboard drive unit for boats