Average Co-Inventor Count = 2.00
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. Hako-werke Gmbh (1 from 6 patents)
2. Hako-werke Gmbh & Co. (1 from 2 patents)
2 patents:
1. 4979260 - Hand-guided sweeping machine
2. 4974283 - Hand-guided sweeping machine