Average Co-Inventor Count = 1.00
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. A. Schweizer Gmbh Optische Fabrik (2 from 14 patents)
3 patents:
1. D945040 - Lamp
2. D788833 - Magnifying glass
3. D786328 - Magnifying glass