Growing community of inventors

Beijing, China

Chenghai Zhao

Average Co-Inventor Count = 3.20

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 = 16

Chenghai Zhao ↔ Jingang Shi (3 patents)Chenghai Zhao ↔ Yunlong Feng (3 patents)Chenghai Zhao ↔ Hansheng Wang (2 patents)Chenghai Zhao ↔ Jian Geng Du (1 patent)Chenghai Zhao ↔ Wenxian Pan (1 patent)Chenghai ZhaoChenghai Zhao (4 patents)Jingang ShiJingang Shi (29 patents)Yunlong FengYunlong Feng (3 patents)Hansheng WangHansheng Wang (24 patents)Jian Geng DuJian Geng Du (16 patents)Wenxian PanWenxian Pan (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Epc (beijing) Natural Products Co., Ltd. (2 from 3 patents)

2. Epc Europe Gmbh (1 from 1 patent)

3. Multi-tech Specialty Chemicals, Co., Ltd. (1 from 1 patent)

4. Epc Natural Products Co., Ltd. (17 patents)

5. Sweet Green Fields International Co., Limited (7 patents)


4 patents:

1. 9635878 - Process for rebaudioside D

2. 9131718 - Process for rebaudioside D

3. 8642030 - Compositions containing coenzyme Q-10 and dihydrolipoic acid

4. 8034983 - Process for the preparation of xanthophyll crystals

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as of
12/24/2025
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