Growing community of inventors

Osaka, Japan

Takamasa Watanabe

Average Co-Inventor Count = 5.00

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 = 4

Takamasa Watanabe ↔ Kaoru Kikuchi (8 patents)Takamasa Watanabe ↔ Tadahiko Yoshima (3 patents)Takamasa Watanabe ↔ Mikael Mattsson (3 patents)Takamasa Watanabe ↔ Takuya Hasezaki (3 patents)Takamasa Watanabe ↔ Anna Sarnefalt (3 patents)Takamasa WatanabeTakamasa Watanabe (3 patents)Kaoru KikuchiKaoru Kikuchi (8 patents)Tadahiko YoshimaTadahiko Yoshima (4 patents)Mikael MattssonMikael Mattsson (3 patents)Takuya HasezakiTakuya Hasezaki (3 patents)Anna SarnefaltAnna Sarnefalt (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sumitomo Dainippon Pharma Co., Ltd. (2 from 110 patents)

2. Dainippon Sumitomo Pharma Co., Ltd. (1 from 140 patents)


3 patents:

1. 9562105 - Human monoclonal antibody

2. 8940710 - Human monoclonal antibody

3. 8440797 - Human monoclonal antibody

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as of
12/12/2025
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