Growing community of inventors

Tokyo, Japan

Chikaka Oku

Average Co-Inventor Count = 12.00

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 = 0

Chikaka Oku ↔ Hiroshi Kayakiri (1 patent)Chikaka Oku ↔ Yoshito Abe (1 patent)Chikaka Oku ↔ Noritsugu Yamasaki (1 patent)Chikaka Oku ↔ Hiroyuki Setoi (1 patent)Chikaka Oku ↔ Hitoshi Sawada (1 patent)Chikaka Oku ↔ Takafumi Imoto (1 patent)Chikaka Oku ↔ Takahiro Hiramura (1 patent)Chikaka Oku ↔ Naoki Ishibashi (1 patent)Chikaka Oku ↔ Hitoshi Hamashima (1 patent)Chikaka Oku ↔ Tomohiro Oku (1 patent)Chikaka Oku ↔ Noriko Oku (1 patent)Chikaka OkuChikaka Oku (1 patent)Hiroshi KayakiriHiroshi Kayakiri (40 patents)Yoshito AbeYoshito Abe (30 patents)Noritsugu YamasakiNoritsugu Yamasaki (24 patents)Hiroyuki SetoiHiroyuki Setoi (19 patents)Hitoshi SawadaHitoshi Sawada (12 patents)Takafumi ImotoTakafumi Imoto (12 patents)Takahiro HiramuraTakahiro Hiramura (10 patents)Naoki IshibashiNaoki Ishibashi (9 patents)Hitoshi HamashimaHitoshi Hamashima (9 patents)Tomohiro OkuTomohiro Oku (4 patents)Noriko OkuNoriko Oku (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fujisawa Pharmaceutical Company, Ltd. (1 from 940 patents)


1 patent:

1. 6890934 - Sulfonamide compounds and uses thereof as medicines

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12/26/2025
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