Growing community of inventors

Tokyo, Japan

Junwen Qin

Average Co-Inventor Count = 4.00

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

Junwen QinYuji Takahashi (1 patent)Junwen QinShigeru Kakuta (1 patent)Junwen QinShigeru Kyuwa (1 patent)Junwen QinJunwen Qin (1 patent)Yuji TakahashiYuji Takahashi (171 patents)Shigeru KakutaShigeru Kakuta (2 patents)Shigeru KyuwaShigeru Kyuwa (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. The University of Tokyo (1 from 1,278 patents)

2. Tk Health Research, Co, Ltd. (1 from 1 patent)


1 patent:

1. 11331282 - Ophthalmic composition containing clathrated antioxidant substance, and use thereof

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as of
12/4/2025
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