Average Co-Inventor Count = 6.00
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. Mitsubishi Chemical Corporation (1 from 2,354 patents)
2. Mitsubishi Jukogyo Kabushiki Kaisha (1 from 1,326 patents)
3. Obayashi Corporation (1 from 41 patents)
1 patent:
1. 5720445 - Apparatus for winding reinforcing fibers around column