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. Bayer Corporation (2 from 1,008 patents)
2 patents:
1. D428497 - Test tube sample rack
2. D413391 - Test tube sample rack