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. Emu Unterwasserpumpen Gmbh (2 from 11 patents)
2. E+m Maschinenbau (1 from 2 patents)
3 patents:
1. D432621 - Propeller for agitating liquids
2. D431627 - Propeller for agitating liquids
3. 5338116 - Guide means for a submersible mixer and the like