Growing community of inventors

Tokyo, Japan

Yuma Umezaki

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

Yuma Umezaki ↔ Shinji Tanaka (1 patent)Yuma Umezaki ↔ Keiji Saito (1 patent)Yuma Umezaki ↔ Osamu Iwamoto (1 patent)Yuma Umezaki ↔ Katsuyoshi Nakajima (1 patent)Yuma Umezaki ↔ Hiroyuki Tsuruoka (1 patent)Yuma Umezaki ↔ Nobuyuki Ohkawa (1 patent)Yuma Umezaki ↔ Nobuya Kurikawa (1 patent)Yuma Umezaki ↔ Momoko Ogitani (1 patent)Yuma Umezaki ↔ Tsuyoshi Soneda (1 patent)Yuma Umezaki ↔ Natsumi Nishihama (1 patent)Yuma Umezaki ↔ Wataru Saitoh (1 patent)Yuma Umezaki ↔ Junya Kawai (1 patent)Yuma Umezaki ↔ Tomohiro Honda (1 patent)Yuma UmezakiYuma Umezaki (1 patent)Shinji TanakaShinji Tanaka (91 patents)Keiji SaitoKeiji Saito (25 patents)Osamu IwamotoOsamu Iwamoto (21 patents)Katsuyoshi NakajimaKatsuyoshi Nakajima (16 patents)Hiroyuki TsuruokaHiroyuki Tsuruoka (10 patents)Nobuyuki OhkawaNobuyuki Ohkawa (10 patents)Nobuya KurikawaNobuya Kurikawa (9 patents)Momoko OgitaniMomoko Ogitani (7 patents)Tsuyoshi SonedaTsuyoshi Soneda (7 patents)Natsumi NishihamaNatsumi Nishihama (7 patents)Wataru SaitohWataru Saitoh (7 patents)Junya KawaiJunya Kawai (3 patents)Tomohiro HondaTomohiro Honda (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Daiichi Sankyo Company, Limited (1 from 440 patents)


1 patent:

1. 11981686 - Urea compound having substituent

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