Average Co-Inventor Count = 3.00
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. Hitachi, Ltd. (1 from 42,517 patents)
2. Haier Smart Home Co., Ltd. (299 patents)
3. Qingdao Haier Refrigerator Co., Ltd. (113 patents)
4. Aqua Co., Ltd (20 patents)
1 patent:
1. 9936931 - Bone density measuring device