For the Inventor, By the Inventor

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Kawatetsu Wire Products

USPTO Granted Patents = 1

Forward Citations = 5

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2 inventors (with patents filed for the assignee):

Masamitsu Takei (1 out of 3 patents)

Shigeo Shoji (1 out of 3 patents)

1 patent: Sort by Forward Citations

1. 4635433 - Unbonded PC steel strand (1987-01-13),

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USPTO Data Jan 1 1976 - Dec 30 2025

1 Patents

#5,742 in Tokyo

#15,557 in Japan

Kawatetsu Wire Products

Forward Citations = 5

2 inventors:

Masamitsu Takei (1 out of 3 patents)

Shigeo Shoji (1 out of 3 patents)

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