Patents/Assignees

LAND BUSINESS CO., Ltd.

5 patents in portfolio

US12438392utility2025
Wide-area Power Supply System
0 cites
US12221782utility2025
Secondary Drainage Method at Time of Flooding
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US12024918utility2024
Multiplex Water Cutoff Wall
0 cites
US11768879utility2023
Advice Presentation System
0 cites
US11613901utility2023
Flood-resistant Building Equipped with Flood Barrier, and Renovation Method
0 cites