Growing community of inventors

Honjo, Japan

Kazuhiro Numata

Average Co-Inventor Count = 7.00

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 = 5

Kazuhiro Numata ↔ Norihiko Suzuki (1 patent)Kazuhiro Numata ↔ Yoshiyuki Muranaka (1 patent)Kazuhiro Numata ↔ Toshinori Oka (1 patent)Kazuhiro Numata ↔ Etsuji Yamanaka (1 patent)Kazuhiro Numata ↔ Song Yu (1 patent)Kazuhiro Numata ↔ Hui-Zeng Fan (1 patent)Kazuhiro Numata ↔ Yu Song (1 patent)Kazuhiro Numata ↔ Norihiko Suzuki (1 patent)Kazuhiro NumataKazuhiro Numata (1 patent)Norihiko SuzukiNorihiko Suzuki (7 patents)Yoshiyuki MuranakaYoshiyuki Muranaka (6 patents)Toshinori OkaToshinori Oka (3 patents)Etsuji YamanakaEtsuji Yamanaka (2 patents)Song YuSong Yu (1 patent)Hui-Zeng FanHui-Zeng Fan (1 patent)Yu SongYu Song (1 patent)Norihiko SuzukiNorihiko Suzuki (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Taiho Pharmaceutical Company Limited (1 from 318 patents)

2. Kotai Kasei Co., Ltd. (1 from 1 patent)

3. Taiho Fine Chemical Co., Ltd. (0 patent)

4. Etsuji Yamanaka (0 patent)

5. Kazuhiro Numata (0 patent)

6. Norihiko Suzuki (0 patent)

7. Yoshiyuki Muranaka (0 patent)

8. Toshinori Oka (0 patent)

9. Hui-Zeng Fan (0 patent)

10. Yu Song (0 patent)


1 patent:

1. 5519010 - Sulfated polysaccharide, pharmaceutically acceptable salt thereof,

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as of
1/14/2026
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