Average Co-Inventor Count = 2.00
ph-index = 1
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. Toyo Engineering Corporation (1 from 170 patents)
2. Masashino Chemical Laboratory, Ltd (1 from 1 patent)
1 patent:
1. 8883955 - Method for producing polylactic acid