Average Co-Inventor Count = 2.67
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. Asahi Kasei Kogyo Kabushiki Kaisha (2 from 1,297 patents)
2 patents:
1. 5703196 - Process for producing polycarbonate having terminal hydroxyl groups
2. 5436399 - Thermoplastic polyurethane derived from polytetramethylene carbonate diol