Average Co-Inventor Count = 2.12
ph-index = 6
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. Pola Chemical Industries, Inc. (6 from 94 patents)
6 patents:
1. D321644 - Cosmetic container
2. D321645 - Cosmetic container
3. D321643 - Cosmetic container
4. D319178 - Collapsible tube
5. 4562923 - Cosmetics case
6. 4526273 - Portable cosmetics case