Growing community of inventors

Kyoto, Japan

Yayoi Watanuki

Average Co-Inventor Count = 7.00

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 = 5

Yayoi Watanuki ↔ Jun Nakano (1 patent)Yayoi Watanuki ↔ Tadashi Arika (1 patent)Yayoi Watanuki ↔ Hisato Senda (1 patent)Yayoi Watanuki ↔ Hideto Fukui (1 patent)Yayoi Watanuki ↔ Tetsuro Maejima (1 patent)Yayoi Watanuki ↔ Tetsuo Shibata (1 patent)Yayoi WatanukiYayoi Watanuki (1 patent)Jun NakanoJun Nakano (13 patents)Tadashi ArikaTadashi Arika (12 patents)Hisato SendaHisato Senda (4 patents)Hideto FukuiHideto Fukui (2 patents)Tetsuro MaejimaTetsuro Maejima (1 patent)Tetsuo ShibataTetsuo Shibata (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kaken Pharmaceutical Company, Ltd. (1 from 136 patents)


1 patent:

1. 5668147 - Quinolinecarboxylic acid derivatives and salts thereof

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as of
1/7/2026
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