Average Co-Inventor Count = 1.50
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. Crown Gear B.v. (4 from 11 patents)
4 patents:
1. 5845533 - Gear transmission of a cylindrical pinion with a face gear, face gear
2. 5791840 - Method of producing a crown wheel
3. 5720584 - Tool for producing a crown wheel which can mesh with a pinion with
4. 5622459 - Tool for manufacturing crown wheels