Average Co-Inventor Count = 4.00
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. Qingdao Haier Joint Stock Co., Ltd. (5 from 86 patents)
2. Qingdao Haier Special Refrigerator Co., Ltd. (1 from 11 patents)
3. Qingdao Haier Joint Stock Col, Ltd (1 from 1 patent)
6 patents:
1. 11448000 - Automatic door opening device and refrigerator having the same
2. 11131496 - Refrigerator
3. 11079167 - Storage device and refrigerator having the same
4. 10907893 - Fresh drawer and refrigerator using same
5. 10612837 - Airtight box
6. 10544980 - Branching air supply device and refrigerator with same