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Inventor
ASAI HISAKAZU
JP
2 patents
⚠️ This page may combine multiple inventors who share the name “ASAI HISAKAZU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WATERWORKS TECHNOLOGY DEV ORG
1 patent
US7819384B2
Oct 26, 2010
Gate valve device
WATERWORKS TECHNOLOGY DEV ORG
7 citations
64
ASAI HISAKAZU
1 patent
US9004090B2
Apr 14, 2015
Sluice valve for operations
ASAI HISAKAZU
6 citations
59