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. Risdon Corporation (1 from 72 patents)
2. Eyelet Specialty Co., Inc. (1 from 11 patents)
2 patents:
1. 4603989 - Cosmetic container construction
2. 4514102 - Cosmetic container construction