Average Co-Inventor Count = 1.82
ph-index = 4
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. Viessmann Werke Gmbh & Co (4 from 8 patents)
2. Robert Boschgmbh (3 from 29,302 patents)
3. Viesmann Werke Gmbh & Co. (1 from 1 patent)
5 patents:
1. 5794444 - Method for utilizing waste-gas heat from heat-generating and
2. 5715683 - Heating and cooling machine
3. 5675974 - Heat exchanger
4. 5474443 - Radiant burner for boilers
5. 5453004 - Method for operation of an oil evaporation burner and an oil evaporation