Growing community of inventors

Tokyo, Japan

Shinkichi Tezuka

Average Co-Inventor Count = 5.00

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 = 1

Shinkichi Tezuka ↔ Kazuo Okada (1 patent)Shinkichi Tezuka ↔ Hiroshi Nakajima (1 patent)Shinkichi Tezuka ↔ Akihiro Sekine (1 patent)Shinkichi Tezuka ↔ Yoshinori Kikuta (1 patent)Shinkichi TezukaShinkichi Tezuka (1 patent)Kazuo OkadaKazuo Okada (230 patents)Hiroshi NakajimaHiroshi Nakajima (72 patents)Akihiro SekineAkihiro Sekine (7 patents)Yoshinori KikutaYoshinori Kikuta (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Unitika Ltd. (1 from 390 patents)

2. Fujirebio Inc. (1 from 102 patents)


1 patent:

1. 5380715 - Ap.sub.4 A as a hypotensive agent

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as of
12/18/2025
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