Average Co-Inventor Count = 9.00
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. Esselte N.v. (2 from 60 patents)
2 patents:
1. 6674543 - Manually positioned printer with an alignment means
2. 6499840 - Multi-functional printer