Average Co-Inventor Count = 3.75
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. Veb Kombinat Polygraph 'werner Lamberz Leipzig' (1 from 92 patents)
2. Veb Polygraph Leipzig Kombinat Fur Polygraphische Maschinen Und (1 from 30 patents)
2 patents:
1. 4454812 - Safety device for counter rollers in a printing machine
2. 4276827 - Operator safety device