Average Co-Inventor Count = 1.50
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. Metabowerke Gmbh & Co. (3 from 34 patents)
3 patents:
1. 6027535 - Battery charger for power tools
2. 5963011 - System with interchangeable battery and two chargers
3. 4189011 - Hammer drill