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Inventor
USAMI NOBORU
2 patents
⚠️ This page may combine multiple inventors who share the name “USAMI NOBORU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
1 patent
US3944931A
Mar 16, 1976
Multi-channel frequency converter having automatic control
HITACHI LTD
100 citations
91
TOYOTA MOTOR CO LTD
1 patent
US9847540B2
Dec 19, 2017
Fuel cell unit
TOYOTA MOTOR CO LTD
2 citations
70