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. C. Josef Lamy Gmbh (1 from 12 patents)
2. C. Joseph Lamy Gmbh (1 from 2 patents)
2 patents:
1. D265212 - Ballpoint pen
2. D264854 - Fountain pen