Growing community of inventors

Zhengzhou, China

Qianjia Ma

Average Co-Inventor Count = 7.68

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.

Forward Citations = 6

Qianjia MaJun Ma (5 patents)Qianjia MaFen Ruan (5 patents)Qianjia MaYaowu Ma (5 patents)Qianjia MaPinzhen Huang (5 patents)Qianjia MaQianjing Ma (5 patents)Qianjia MaGeorge Ma (5 patents)Qianjia MaHongmei Ma (2 patents)Qianjia MaXuemei Ma (2 patents)Qianjia MaQianjia Ma (5 patents)Jun MaJun Ma (120 patents)Fen RuanFen Ruan (6 patents)Yaowu MaYaowu Ma (6 patents)Pinzhen HuangPinzhen Huang (6 patents)Qianjing MaQianjing Ma (5 patents)George MaGeorge Ma (5 patents)Hongmei MaHongmei Ma (2 patents)Xuemei MaXuemei Ma (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (5 from 832,718 patents)


5 patents:

1. 11790711 - Keys and locks

2. 11056828 - Electrical connector structure adapted for vehicle cigarette lighter device

3. 11055938 - Key and lock set

4. 10797436 - Electrical connector structure adapted for a cigarette lighting device in vehicles

5. 10529161 - Keys and locks

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as of
12/13/2025
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