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. Sumitomo Naugatuck Co., Ltd. (1 from 39 patents)
2. Sumitamo Naugatuck Co., Ltd. (1 from 1 patent)
2 patents:
1. 4205019 - Process for producing thermoplastic resin
2. 4112021 - Process for producing thermoplastic resin