Average Co-Inventor Count = 3.00
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. Manufacture Et Fabrique De Montres Et Chronometres Ulysse Nardin Le Locle Sa (2 from 5 patents)
2 patents:
1. 8845185 - Spiral spring
2. 8845186 - Spiral spring