Average Co-Inventor Count = 5.00
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. S. C. Johnson Son, Inc. (2 from 2,355 patents)
2 patents:
1. D821224 - Cartridge
2. D814314 - Cartridge