Average Co-Inventor Count = 3.43
ph-index = 1
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. Radex-heraklith Industriebeteiligungs Aktiengesellschaft (2 from 12 patents)
2 patents:
1. 5437435 - Gas purging device
2. 5225247 - Process for producing a gas purging plug with increased resistance to