Growing community of inventors

Chiba, Japan

Yoshimitsu Sekiguchi

Average Co-Inventor Count = 3.75

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 = 71

Yoshimitsu Sekiguchi ↔ Kenji Sugimoto (1 patent)Yoshimitsu Sekiguchi ↔ Koichi Nagase (1 patent)Yoshimitsu Sekiguchi ↔ Toshihiro Okada (1 patent)Yoshimitsu Sekiguchi ↔ Shigeyuki Ueda (1 patent)Yoshimitsu Sekiguchi ↔ Takehiko Kurusu (1 patent)Yoshimitsu Sekiguchi ↔ Kazuaki Yamaguchi (1 patent)Yoshimitsu SekiguchiYoshimitsu Sekiguchi (2 patents)Kenji SugimotoKenji Sugimoto (15 patents)Koichi NagaseKoichi Nagase (3 patents)Toshihiro OkadaToshihiro Okada (1 patent)Shigeyuki UedaShigeyuki Ueda (1 patent)Takehiko KurusuTakehiko Kurusu (1 patent)Kazuaki YamaguchiKazuaki Yamaguchi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Lion Corporation (2 from 271 patents)

2. Taisei Corporation (1 from 80 patents)


2 patents:

1. 5224595 - Package of cement mixing material

2. 4786331 - Cement dispersion agent

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as of
1/11/2026
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