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. Man Gutehoffnungshutte (2 from 37 patents)
2. Deutsche Babcock Werke Aktiengesellschaft (1 from 34 patents)
2 patents:
1. 4848982 - Arrangement for cooling a synthetic gas in a quenching cooler
2. 4711297 - Rotary tube cooler construction