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Suginami-ku, Tokyo, Japan

Takeshi c/o Seiken Co Ltd Kawaguchi

Average Co-Inventor Count = 1.00

ph-index = NA

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 = 0

Takeshi c/o Seiken Co Ltd Kawaguchi ↔ Takehide Matsuda (1 patent)Takeshi c/o Seiken Co Ltd Kawaguchi ↔ Koichi c/o Nat Univ Corp Hokkaido Univ Shimizu (0 patent)Takeshi c/o Seiken Co Ltd Kawaguchi ↔ Yasuyo c/o Seiken Co Ltd Maeda (0 patent)Takeshi c/o Seiken Co Ltd KawaguchiTakeshi c/o Seiken Co Ltd Kawaguchi (0 patent)Takehide MatsudaTakehide Matsuda (1 patent)Koichi c/o Nat Univ Corp Hokkaido Univ ShimizuKoichi c/o Nat Univ Corp Hokkaido Univ Shimizu (0 patent)Yasuyo c/o Seiken Co Ltd MaedaYasuyo c/o Seiken Co Ltd Maeda (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hokkaido University (416 patents)

2. Seiken Co., Ltd. (4 patents)

3. Aska Special Laboratory Co., Ltd. (1 patent)


0 patent:

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as of
12/18/2025
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