Growing community of inventors

Kanagawa, Japan

Kei Masuda

Average Co-Inventor Count = 9.26

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 = 2

Kei MasudaTatsuki Koike (1 patent)Kei MasudaTsuneo Yasuma (1 patent)Kei MasudaShinkichi Suzuki (1 patent)Kei MasudaMasami Yamada (1 patent)Kei MasudaNobuyuki Takakura (1 patent)Kei MasudaMasaki Ogino (1 patent)Kei MasudaYoshihide Tomata (15 patents)Kei MasudaAtsuko Ochida (1 patent)Kei MasudaEiji Kimura (1 patent)Kei MasudaShuji Kitamura (13 patents)Kei MasudaJinichi Yonemori (1 patent)Kei MasudaYoshihiro Banno (1 patent)Kei MasudaMakoto Fushimi (1 patent)Kei MasudaTakeshi Wakabayashi (1 patent)Kei MasudaYoshito Terao (1 patent)Kei MasudaTomohiro Ohashi (1 patent)Kei MasudaMinoru Ikoma (1 patent)Kei MasudaSachie Morimoto (1 patent)Kei MasudaKouji Fuji (1 patent)Kei MasudaKei Masuda (2 patents)Tatsuki KoikeTatsuki Koike (48 patents)Tsuneo YasumaTsuneo Yasuma (44 patents)Shinkichi SuzukiShinkichi Suzuki (25 patents)Masami YamadaMasami Yamada (25 patents)Nobuyuki TakakuraNobuyuki Takakura (17 patents)Masaki OginoMasaki Ogino (16 patents)Yoshihide TomataYoshihide Tomata (15 patents)Atsuko OchidaAtsuko Ochida (15 patents)Eiji KimuraEiji Kimura (13 patents)Shuji KitamuraShuji Kitamura (13 patents)Jinichi YonemoriJinichi Yonemori (13 patents)Yoshihiro BannoYoshihiro Banno (12 patents)Makoto FushimiMakoto Fushimi (11 patents)Takeshi WakabayashiTakeshi Wakabayashi (10 patents)Yoshito TeraoYoshito Terao (9 patents)Tomohiro OhashiTomohiro Ohashi (6 patents)Minoru IkomaMinoru Ikoma (5 patents)Sachie MorimotoSachie Morimoto (4 patents)Kouji FujiKouji Fuji (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Takeda Pharmaceutical Company Limited (2 from 1,179 patents)


2 patents:

1. 10548877 - Aromatic ring compound

2. 9238639 - Aromatic ring compound

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as of
1/7/2026
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