Average Co-Inventor Count = 3.46
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. Kureha Kagaku Kogyo Kabushiki Kaisha (2 from 776 patents)
2. Hitachi, Ltd. (1 from 42,485 patents)
3 patents:
1. 11063873 - Data collection server and data collection method
2. 5308618 - Dietary fiber extracted from wheat bran pharmaceutical and dietary
3. 3984305 - Process for producing low sulfur content fuel oils