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For the Inventor, By the Inventor

Kawasaki, Japan

Upcon Corporation


USPTO Granted Patents = 3

Forward Citations = 2

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2 inventors (with patents filed for the assignee):

goldMedal Koji Kawaguchi (3 out of 26 patents)

silverMedal Nobukazu Matsudo (3 out of 3 patents)


3 patents:

1. 11661756 - Method for modifying concrete slab on subsided ground (2023-05-30),
2. 11072895 - Method for correcting concrete slab tilting on subsided ground (2021-07-27),
3. 10047534 - Method for modifying concrete slab on subsided ground (2018-08-14),
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USPTO Data Jan 1 1976 - Dec 23 2025

3 Patents

#79 in Kawasaki

#8,769 in Japan

...
Kawasaki, Japan

Upcon Corporation

Forward Citations = 2

2 inventors:

goldMedal Koji Kawaguchi (3 out of 26 patents)

silverMedal Nobukazu Matsudo (3 out of 3 patents)

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