Average Co-Inventor Count = 6.00
ph-index = 3
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. Toray Industries, Inc. (3 from 3,472 patents)
2. Sanyo Chemical Industries, Ltd. (1 from 353 patents)
3 patents:
1. 6656302 - Epoxy resin composition for a fiber-reinforced composite material, yarn prepreg, and process and apparatus for preparing the same
2. 6228474 - Epoxy resin composition for a fiber-reinforced composite material, yarn prepreg, and process and apparatus for preparing the same
3. 5298576 - Sizing agent for carbon fiber and carbon fiber treated with said sizing