Average Co-Inventor Count = 4.00
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. Mitsui Petrochemical Industries, Ltd. (1 from 1,008 patents)
2. Nec Environment Engineering, Ltd. (1 from 8 patents)
1 patent:
1. 5004764 - Composition for vibration damper, process for manufacture thereof, and