Average Co-Inventor Count = 2.86
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. Toyo Seikan Kaisha, Ltd. (2 from 586 patents)
2. Mitsui Toatsu Chemicals, Incorporated (1 from 1,379 patents)
2 patents:
1. 4877662 - Vessel comprising resin composition
2. 4826735 - Polypropylene resin composition, a multi-layered sheet comprised thereof