Average Co-Inventor Count = 8.00
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 Electric Industries, Limited (1 from 10,248 patents)
2. Otsuka Chemical Co., Ltd. (1 from 167 patents)
1 patent:
1. 7179844 - Dielectric resin foam and lens for radio waves using the same