Growing community of inventors

Hangzhou, China

Liyun Zheng

Average Co-Inventor Count = 4.71

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

Liyun ZhengHui Zhan (4 patents)Liyun ZhengDong Ye (3 patents)Liyun ZhengQilin Chen (3 patents)Liyun ZhengWenji Li (3 patents)Liyun ZhengYanhui Liu (1 patent)Liyun ZhengYubing Zhao (1 patent)Liyun ZhengLiyun Zheng (4 patents)Hui ZhanHui Zhan (6 patents)Dong YeDong Ye (6 patents)Qilin ChenQilin Chen (4 patents)Wenji LiWenji Li (3 patents)Yanhui LiuYanhui Liu (3 patents)Yubing ZhaoYubing Zhao (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Zhejiang Dahua Technology Co., Ltd. (4 from 224 patents)


4 patents:

1. 11914178 - Lighting devices for automatically switching between a visible light source and an infrared light source

2. 11860516 - Surveillance device

3. 11835847 - Surveillance device

4. 11092883 - Surveillance device

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/7/2026
Loading…