Average Co-Inventor Count = 3.00
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. E.i. Dupont De Nemours and Company (1 from 16,338 patents)
2. Shell Oil Comapny (1 from 7,646 patents)
2 patents:
1. 4666499 - Herbicidal 2 methyl-4-phosphinylcinnolinium hydroxide inner salts
2. 4494981 - Use of certain pyrimido[5,4-e]-1,2,4-triazines for controlling the