Average Co-Inventor Count = 2.00
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. Riedel-de Haen Aktiengesellschaft (2 from 39 patents)
2. Honeywell International Inc. (1 from 15,595 patents)
3 patents:
1. 6441191 - Dyestuffs containing indolenecyanine disulphonic acid derivatives
2. 6261753 - Use of indolenine-cyaninedisulphonic acid derivatives
3. 5747233 - Use of indoleine-cyaninedisulphonic acid derivatives