Growing community of inventors

Tokyo, Japan

Kazuyoshi Doi

Average Co-Inventor Count = 6.54

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 = 54

Kazuyoshi DoiTsutomu Kudo (2 patents)Kazuyoshi DoiJoji Ono (2 patents)Kazuyoshi DoiEiji Takahashi (1 patent)Kazuyoshi DoiTeruhiko Mizota (1 patent)Kazuyoshi DoiKatsuhiro Ogasa (1 patent)Kazuyoshi DoiMorio Kuboyama (1 patent)Kazuyoshi DoiKazuyoshi Sotoyama (1 patent)Kazuyoshi DoiKazuo Maeda (1 patent)Kazuyoshi DoiYuzo Asano (1 patent)Kazuyoshi DoiKazuhiro Nagata (1 patent)Kazuyoshi DoiKiyotaka Takahashi (1 patent)Kazuyoshi DoiMinoru Saito (1 patent)Kazuyoshi DoiTaro Nagasawa (1 patent)Kazuyoshi DoiKatsuichi Noguchi (1 patent)Kazuyoshi DoiTadahiro Abe (1 patent)Kazuyoshi DoiKazuyoshi Doi (3 patents)Tsutomu KudoTsutomu Kudo (10 patents)Joji OnoJoji Ono (3 patents)Eiji TakahashiEiji Takahashi (69 patents)Teruhiko MizotaTeruhiko Mizota (13 patents)Katsuhiro OgasaKatsuhiro Ogasa (13 patents)Morio KuboyamaMorio Kuboyama (12 patents)Kazuyoshi SotoyamaKazuyoshi Sotoyama (12 patents)Kazuo MaedaKazuo Maeda (10 patents)Yuzo AsanoYuzo Asano (8 patents)Kazuhiro NagataKazuhiro Nagata (6 patents)Kiyotaka TakahashiKiyotaka Takahashi (6 patents)Minoru SaitoMinoru Saito (6 patents)Taro NagasawaTaro Nagasawa (3 patents)Katsuichi NoguchiKatsuichi Noguchi (2 patents)Tadahiro AbeTadahiro Abe (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Morinaga Milk Industry Co., Ltd. (3 from 185 patents)

2. The Japan Tobacco Salt Public Corporation (1 from 45 patents)


3 patents:

1. 6814995 - Food material and process for producing the same, and cheese-like food and process for producing the same

2. 4054648 - Process for preparing a therapeutic agent

3. 4038992 - Granular composition for tobacco filter

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as of
12/8/2025
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