Average Co-Inventor Count = 9.00
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 Boseki Kabushiki Kaisha (1 from 789 patents)
1 patent:
1. 7666490 - Functional roll film and vacuum evaporation apparatus capable of producing the functional roll film