Average Co-Inventor Count = 3.11
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. Japan Polychem Corporation (2 from 39 patents)
2 patents:
1. 6251510 - Propylene resin sheet for thermoforming and process for preparing it
2. 5714531 - Propylene resin extruded articles