Average Co-Inventor Count = 3.60
ph-index = 3
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 Gas Chemical Company, Inc. (3 from 2,245 patents)
2. Miyagawa Kasei Industry Co., Ltd. (1 from 14 patents)
3 patents:
1. 5656234 - Mold apparatus and injection molding method for producing
2. 5639417 - Mold apparatus for process for injection molding
3. 5179152 - Fiber-reinforced resin composition having surface smoothness