Average Co-Inventor Count = 2.77
ph-index = 2
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. Merry Electronics Co., Ltd. (2 from 57 patents)
2. Merry Electronics (shenzhen) Co., Ltd. (1 from 123 patents)
3 patents:
1. 9414154 - Water-repellent earphone
2. 8027501 - Headphone
3. 7971338 - Fabricating method for earphone