Average Co-Inventor Count = 2.40
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. Rohm and Haas Company (1 from 3,402 patents)
2. Union Carbide Chemicals & Plastics Technology Corporation (1 from 822 patents)
2 patents:
1. 5273675 - Phosphate-free liquid cleaning compositions containing polymer
2. 5084493 - Water soluble crayon compositions