Growing community of inventors

Tokyo, Japan

Ayako Tosaka

Average Co-Inventor Count = 3.33

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

Ayako TosakaKimiyuki Shibuya (2 patents)Ayako TosakaToru Miura (1 patent)Ayako TosakaKoichi Yamazaki (1 patent)Ayako TosakaTakayuki Matsuda (1 patent)Ayako TosakaAyumu Okuda (1 patent)Ayako TosakaYuki Yamaguchi (1 patent)Ayako TosakaYuichiro Watanabe (1 patent)Ayako TosakaSayaka Kurobuchi (1 patent)Ayako TosakaHidefumi Ozawa (1 patent)Ayako TosakaAyako Tosaka (2 patents)Kimiyuki ShibuyaKimiyuki Shibuya (43 patents)Toru MiuraToru Miura (57 patents)Koichi YamazakiKoichi Yamazaki (29 patents)Takayuki MatsudaTakayuki Matsuda (17 patents)Ayumu OkudaAyumu Okuda (14 patents)Yuki YamaguchiYuki Yamaguchi (13 patents)Yuichiro WatanabeYuichiro Watanabe (6 patents)Sayaka KurobuchiSayaka Kurobuchi (6 patents)Hidefumi OzawaHidefumi Ozawa (5 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Kowa Company Limited (2 from 591 patents)


2 patents:

1. 7919509 - 2-oxochromene derivatives

2. 7576203 - Method for producing cyclic diamine derivative

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