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. Sekisui Plastics Co., Ltd. (1 from 107 patents)
1 patent:
1. 7683101 - Pre-expanded particle of olefin-modified polystyrene resin, process for producing the same, and molded foam