Average Co-Inventor Count = 2.77
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. Ruhrkohle Ag (3 from 69 patents)
2. Bergwerksverband Gmbh (2 from 231 patents)
3. Dr. C. Otto Feuerfest Gmbh (1 from 6 patents)
6 patents:
1. 5395485 - Reactor chamber door for large-scale coking reactors
2. 5279713 - Door
3. 5150543 - Door
4. 5137602 - Heating chamber for a coke oven and method of heating a coke oven
5. 4990220 - Coking reactor
6. 4986032 - Door