Growing community of inventors

Zhengzhou, China

Jian Ma

Average Co-Inventor Count = 13.00

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 = 0

Jian Ma ↔ Yong Tian (1 patent)Jian Ma ↔ Zhiming Zhang (1 patent)Jian Ma ↔ Guangpu Zhang (1 patent)Jian Ma ↔ Chuanzhe Wang (1 patent)Jian Ma ↔ Jiange Li (1 patent)Jian Ma ↔ Minghui Liu (1 patent)Jian Ma ↔ Jiwei Li (1 patent)Jian Ma ↔ Wenqi Dong (1 patent)Jian Ma ↔ Zhaobin Liu (1 patent)Jian Ma ↔ Yunfeng Wang (1 patent)Jian Ma ↔ Yushuang Wang (1 patent)Jian Ma ↔ Maoyuan Guo (1 patent)Jian MaJian Ma (1 patent)Yong TianYong Tian (1 patent)Zhiming ZhangZhiming Zhang (1 patent)Guangpu ZhangGuangpu Zhang (1 patent)Chuanzhe WangChuanzhe Wang (1 patent)Jiange LiJiange Li (1 patent)Minghui LiuMinghui Liu (1 patent)Jiwei LiJiwei Li (1 patent)Wenqi DongWenqi Dong (1 patent)Zhaobin LiuZhaobin Liu (1 patent)Yunfeng WangYunfeng Wang (1 patent)Yushuang WangYushuang Wang (1 patent)Maoyuan GuoMaoyuan Guo (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. China Railway Tunnel Group Co., Ltd. (1 from 5 patents)

2. China Railway Tunnel Stock Co., Ltd. (1 from 2 patents)


1 patent:

1. 11484912 - Active sorting muck-collecting device for slurry balancing shield

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12/24/2025
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