Average Co-Inventor Count = 4.24
ph-index = 2
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. Otsuka Chemical Co., Ltd. (2 from 167 patents)
2. Sumitomo Electric Industries, Limited (1 from 10,273 patents)
3. Otsuka Kagaku Kabushiki Kaisha (1 from 138 patents)
3 patents:
1. 7179844 - Dielectric resin foam and lens for radio waves using the same
2. 6582820 - Composite plate-like metal titanate and production method thereof
3. 6306796 - Photocatalyst, process for producing the same and multifunctional members