Average Co-Inventor Count = 4.44
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. Shandong New Beiyang Information Technology Co., Ltd. (4 from 76 patents)
2. Weihai New Beiyang Digital Technology Co., Ltd. (1 from 8 patents)
4 patents:
1. 11822034 - Method for calibrating sensor in vending machine and vending machine
2. 11488435 - Vending machine and method for detecting height of storage column
3. 11386739 - Vending machine and goods delivery method
4. 11037392 - Vending machine and item dispensing method