Average Co-Inventor Count = 2.53
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. Other (2 from 832,718 patents)
2. J. Eberspächer Gmbh & Co. (2 from 45 patents)
4 patents:
1. 5988156 - Fluid fuel spray burner for a heater
2. 5871033 - Suction pipe for the combustion air of a heater
3. 5413279 - Vehicle heating
4. 4992021 - Side channel blower