Growing community of inventors

Chuo-ku, Japan

Tomoaki Hamada

Average Co-Inventor Count = 14.01

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

Tomoaki Hamada ↔ Jun Watanabe (2 patents)Tomoaki Hamada ↔ Takayuki Baba (2 patents)Tomoaki Hamada ↔ Kenji Murata (2 patents)Tomoaki Hamada ↔ Kenji Yoshikawa (2 patents)Tomoaki Hamada ↔ Noriyasu Haginoya (2 patents)Tomoaki Hamada ↔ Yoshiko Kagoshima (2 patents)Tomoaki Hamada ↔ Masashi Numata (2 patents)Tomoaki Hamada ↔ Taeko Shinozaki (2 patents)Tomoaki Hamada ↔ Ryutaro Kanada (2 patents)Tomoaki Hamada ↔ Eri Tokumaru (2 patents)Tomoaki Hamada ↔ Mayumi Kitagawa (2 patents)Tomoaki Hamada ↔ Akiko Kurimoto (2 patents)Tomoaki Hamada ↔ Machiko Shiroishi (2 patents)Tomoaki HamadaTomoaki Hamada (2 patents)Jun WatanabeJun Watanabe (77 patents)Takayuki BabaTakayuki Baba (58 patents)Kenji MurataKenji Murata (33 patents)Kenji YoshikawaKenji Yoshikawa (20 patents)Noriyasu HaginoyaNoriyasu Haginoya (12 patents)Yoshiko KagoshimaYoshiko Kagoshima (10 patents)Masashi NumataMasashi Numata (7 patents)Taeko ShinozakiTaeko Shinozaki (5 patents)Ryutaro KanadaRyutaro Kanada (3 patents)Eri TokumaruEri Tokumaru (2 patents)Mayumi KitagawaMayumi Kitagawa (2 patents)Akiko KurimotoAkiko Kurimoto (2 patents)Machiko ShiroishiMachiko Shiroishi (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Daiichi Sankyo Company, Limited (2 from 441 patents)


2 patents:

1. 12060365 - Cycloalkane-1,3-diamine derivative

2. 11236106 - Cycloalkane-1,3-diamine derivative

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12/28/2025
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