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. Henkel Corporation (4 from 1,087 patents)
4 patents:
1. 6149735 - Chromate treatment bath composition and process for application to metals
2. 5667843 - Pre-treating zinciferous surfaces before conventional chromating to
3. 5472522 - Making galvanized steel with excellent darkening resistance
4. 5362333 - Pretreatment for zinc and zinc alloy prior to chromating