Average Co-Inventor Count = 1.85
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. Zhuhai Ninestar Management Co., Ltd. (4 from 31 patents)
4 patents:
1. 9757950 - Ink cartridge, ink cartridge assembly and method for detecting the installation of ink cartridge
2. 9545795 - Ink cartridge, ink cartridge assembly and method for detecting the installation of ink cartridge
3. 9302486 - Ink cartridge for inkjet printer
4. 9050813 - Ink cartridge refilling device, ink cartridge refilling system and corresponding ink cartridge refilling method