Average Co-Inventor Count = 4.00
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. Whitehurst Associates, Inc. (3 from 8 patents)
2. Encee Chemical Sales, Inc. (3 from 3 patents)
3 patents:
1. 4530735 - Wet-process phosphoric acid brightening reagent for aluminum
2. 4496465 - Wet-process phosphoric acid brightening reagent for aluminum
3. 4496466 - Wet-process phosphoric acid brightening reagent for aluminum