Growing community of inventors

Tokyo, Japan

Masahiko Kikuchi

Average Co-Inventor Count = 3.43

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 = 12

Masahiko Kikuchi ↔ Masaru Abe (1 patent)Masahiko Kikuchi ↔ Kaneto Uekama (1 patent)Masahiko Kikuchi ↔ Sachio Yokote (1 patent)Masahiko Kikuchi ↔ Yukihiko Nagase (1 patent)Masahiko Kikuchi ↔ Akira Miwa (1 patent)Masahiko KikuchiMasahiko Kikuchi (2 patents)Masaru AbeMasaru Abe (36 patents)Kaneto UekamaKaneto Uekama (11 patents)Sachio YokoteSachio Yokote (11 patents)Yukihiko NagaseYukihiko Nagase (2 patents)Akira MiwaAkira Miwa (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Daiichi Pharmaceutical Co., Ltd. (2 from 200 patents)


2 patents:

1. 6596706 - Piperazine-cyclodextrin complexes

2. 5653693 - Medicated syringe preparation

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as of
1/7/2026
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