Growing community of inventors

Shandong, China

Liangliang Chang

Average Co-Inventor Count = 6.00

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 = 1

Liangliang ChangTianxin Jiang (1 patent)Liangliang ChangZhigang Xu (1 patent)Liangliang ChangYue Wang (1 patent)Liangliang ChangXiangwei Chen (1 patent)Liangliang ChangXuqiang Dong (1 patent)Liangliang ChangLiangliang Chang (1 patent)Tianxin JiangTianxin Jiang (24 patents)Zhigang XuZhigang Xu (7 patents)Yue WangYue Wang (6 patents)Xiangwei ChenXiangwei Chen (2 patents)Xuqiang DongXuqiang Dong (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Shandong New Beiyang Information Technology Co., Ltd. (1 from 76 patents)

2. Weihai New Beiyang Digital Technology Co., Ltd. (1 from 8 patents)


1 patent:

1. 11393274 - Method for detecting quantity of items, and vending machine

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1/4/2026
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