Average Co-Inventor Count = 1.33
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. Other (2 from 832,718 patents)
2. Hermann-frank Muller (1 from 1 patent)
3 patents:
1. 5649515 - Diesel fuel preheater for engines
2. 5243953 - Diesel fuel preheater for engines
3. 4861213 - Stacking device for the displacement of sheets