Growing community of inventors

Shizuoka, Japan

Kazuyo Sugiyama

Average Co-Inventor Count = 9.00

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 = 29

Kazuyo Sugiyama ↔ Yutaka Kanda (1 patent)Kazuyo Sugiyama ↔ Yutaka Saitoh (1 patent)Kazuyo Sugiyama ↔ Chikara Murakata (1 patent)Kazuyo Sugiyama ↔ Hiromitsu Saito (1 patent)Kazuyo Sugiyama ↔ Tadashi Ashizawa (1 patent)Kazuyo Sugiyama ↔ Katsushige Gomi (1 patent)Kazuyo Sugiyama ↔ Yuichi Takahashi (1 patent)Kazuyo Sugiyama ↔ Shingo Kakita (1 patent)Kazuyo SugiyamaKazuyo Sugiyama (1 patent)Yutaka KandaYutaka Kanda (64 patents)Yutaka SaitohYutaka Saitoh (46 patents)Chikara MurakataChikara Murakata (41 patents)Hiromitsu SaitoHiromitsu Saito (35 patents)Tadashi AshizawaTadashi Ashizawa (32 patents)Katsushige GomiKatsushige Gomi (24 patents)Yuichi TakahashiYuichi Takahashi (4 patents)Shingo KakitaShingo Kakita (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kyowa Hakko Kogyo Co., Ltd. (1 from 730 patents)


1 patent:

1. 5733924 - DC 107 derivatives and treatment methods

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1/9/2026
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