Average Co-Inventor Count = 2.67
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 832,966 patents)
2. Dynamit Nobel Aktiengesellschaft (1 from 658 patents)
2 patents:
1. 4615411 - Sound-insulated flow duct and process for the manufacture thereof
2. 4364892 - Process for surface treatment of foamed sheets