Average Co-Inventor Count = 6.43
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. Caterpillar Inc. (1 from 9,440 patents)
2. Shandong University (1 from 447 patents)
3. Qingdao Daneng Environmental Protection Equipment Co., Ltd. (1 from 3 patents)
4. Qingda Low Carbon Green Hydrogen Industrial Technology Research Institute (qingdao) Co., Ltd. (1 from 3 patents)
5. Qingdao Port International Co., Ltd. (1 patent)
6. Qingdao New Qianwan Container Terminal Co., Ltd. (1 patent)
2 patents:
1. D1092301 - Wide body dump truck
2. 12384674 - Magnesium@high-sulfur coke hydrogen storage material and preparation method thereof