Average Co-Inventor Count = 1.91
ph-index = 2
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. Other (2 from 832,843 patents)
2. China Building Materials Academy (1 from 8 patents)
3. Beijing Hang Bo New Material Technology Co., Ltd (1 from 1 patent)
5 patents:
1. D1059722 - Electric trolley
2. D1058446 - Electric wheelchair
3. 10375769 - High-speed locomotive windshield and preparation method therefor
4. D847324 - Aroma diffuser
5. D816202 - Aroma diffuser