Growing community of inventors

Tokyo, Japan

Kenzo Tsutaya

Average Co-Inventor Count = 3.00

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 = 7

Kenzo Tsutaya ↔ Kazutoshi Inoue (1 patent)Kenzo Tsutaya ↔ Shigeo Takamiya (1 patent)Kenzo TsutayaKenzo Tsutaya (1 patent)Kazutoshi InoueKazutoshi Inoue (16 patents)Shigeo TakamiyaShigeo Takamiya (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mitsui Kensetsu Kabushiki Kaisha (1 from 16 patents)


1 patent:

1. 4618298 - Method for constructing an enlarged tunnel and apparatus for forming the

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1/23/2026
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