Growing community of inventors

Beijing, China

Chunhua Hu

Average Co-Inventor Count = 3.72

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.

Forward Citations = 6

Chunhua HuWeiwei Zhang (4 patents)Chunhua HuJun Zhu (3 patents)Chunhua HuKai Sun (2 patents)Chunhua HuBaoli Zhang (2 patents)Chunhua HuZhongdong Ye (2 patents)Chunhua HuJing Li (1 patent)Chunhua HuPierre Degott (1 patent)Chunhua HuXinyi Li (1 patent)Chunhua HuGebhard Ritter (1 patent)Chunhua HuFangyi Sun (1 patent)Chunhua HuWeiru Wang (1 patent)Chunhua HuJun Zhu (0 patent)Chunhua HuYan Li (0 patent)Chunhua HuChunhua Hu (6 patents)Weiwei ZhangWeiwei Zhang (22 patents)Jun ZhuJun Zhu (202 patents)Kai SunKai Sun (37 patents)Baoli ZhangBaoli Zhang (6 patents)Zhongdong YeZhongdong Ye (3 patents)Jing LiJing Li (114 patents)Pierre DegottPierre Degott (48 patents)Xinyi LiXinyi Li (27 patents)Gebhard RitterGebhard Ritter (7 patents)Fangyi SunFangyi Sun (2 patents)Weiru WangWeiru Wang (2 patents)Jun ZhuJun Zhu (0 patent)Yan LiYan Li (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. China Banknote Printing and Minting Corporation (6 from 15 patents)

2. Zhongchao Special Security Technology Co., Ltd (6 from 15 patents)

3. Sicpa Holding Sa (1 from 317 patents)

4. China Banknote Sicpa Security Ink Co., Ltd. (1 from 4 patents)


6 patents:

1. 12427802 - Optical anti-counterfeiting element and optical anti-counterfeiting product

2. 12415377 - Optical anti-counterfeiting element and optical anti-counterfeiting product

3. 12304231 - Optical anti-counterfeiting element and manufacturing method therefor

4. 12233658 - Multi-plating-layer optical anti-counterfeiting element and manufacturing method thereof

5. 10308062 - Optical anti-counterfeiting element and optical anti-counterfeiting product utilizing the same

6. 9701152 - Optically variable security threads and stripes

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idiyas.com
as of
10/4/2025
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