Average Co-Inventor Count = 1.06
ph-index = 17
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. Perfect Union Co., Ltd. (40 from 49 patents)
41 patents:
1. 8894049 - Fan heater with humidifier
2. D680636 - Electronic humidifier and heater
3. D674067 - Bedside cabinet electronic heater
4. D671095 - Multimedia speaker
5. D652903 - Electric heater
6. D643913 - Baseboard heater
7. D617440 - Chargeable fan
8. D616080 - Electric heater
9. D612036 - Air filter
10. 7450356 - Rotation speed controller for fans
11. D567347 - Electric heater
12. D566690 - Multimedia speaker
13. D565029 - Multimedia speaker set
14. D561174 - Multimedia speaker
15. D557779 - Electric heater