Growing community of inventors

Osaka, Japan

Yoko Kan

Average Co-Inventor Count = 4.67

ph-index = 2

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 = 41

Yoko KanShiro Kato (2 patents)Yoko KanYoshimi Hirokawa (2 patents)Yoko KanHiroshi Yamazaki (2 patents)Yoko KanHiroshi Harada (1 patent)Yoko KanNaoyuki Yoshida (1 patent)Yoko KanHiroyuki Nakagawa (1 patent)Yoko KanTakanori Nakamura (1 patent)Yoko KanYukiko Morikage (1 patent)Yoko KanKazuo Morikage (1 patent)Yoko KanKeiji Nakamura (1 patent)Yoko KanYoko Kan (3 patents)Shiro KatoShiro Kato (11 patents)Yoshimi HirokawaYoshimi Hirokawa (5 patents)Hiroshi YamazakiHiroshi Yamazaki (3 patents)Hiroshi HaradaHiroshi Harada (75 patents)Naoyuki YoshidaNaoyuki Yoshida (8 patents)Hiroyuki NakagawaHiroyuki Nakagawa (5 patents)Takanori NakamuraTakanori Nakamura (2 patents)Yukiko MorikageYukiko Morikage (2 patents)Kazuo MorikageKazuo Morikage (2 patents)Keiji NakamuraKeiji Nakamura (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

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

2. Sumitomo Chemical Company, Limited (1 from 6,900 patents)

3. Dainippon Pharmaceutical Company, Limited (1 from 129 patents)


3 patents:

1. 8232282 - Compound having bicyclic pyrimidine structure and pharmaceutical composition comprising the same

2. 7906510 - Amide derivative and pharmaceutical composition containing the same

3. 6696468 - (S)-4-AMINO-5-CHLORO-2-METHOXY-N-[1-[1-(2-TETRAHYDROFURYL-CARBONYL)-4-PIPERIDINYLMETHYL]-4-PIPERIDINYL]BENZAMIDE, PROCESS FOR THE PREPARATION THEREOF, PHARMACEUTICAL COMPOSITION CONTAINING THE SAME, AND INTERMEDIATE THEREFOR

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1/14/2026
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