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Inventor
ASHIDA HARUKO
JP
3 patents
⚠️ This page may combine multiple inventors who share the name “ASHIDA HARUKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
2 patents
US6837443B2
Jan 4, 2005
Heat pump hot-water supply system
HITACHI LTD
39 citations
94
US6874694B2
Apr 5, 2005
Heat pump hot-water supply system
HITACHI LTD
33 citations
91
HITACHI APPLIANCES INC
1 patent
US7234646B2
Jun 26, 2007
Heat pump hot-water supply system
HITACHI APPLIANCES INC
33 citations
91