Inventor
MICHIKAWA YUICHI
JP8 patents
⚠️ This page may combine multiple inventors who share the name “MICHIKAWA YUICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
5 patentsUS6493466B1Dec 10, 2002
Image data compression or expansion method and apparatus, and image transmission system and monitoring system using the method and device
HITACHI LTD35 citations90
US4775897AOct 4, 1988
Dubbing method and apparatus for digital recording reproducing apparatus including direct digital outputs
HITACHI LTD21 citations81
US7058228B2Jun 6, 2006
Image data compression or expansion method and apparatus, and image transmission system and monitoring system using the method and device
HITACHI LTD6 citations71
US6608938B2Aug 19, 2003
Image data compression or expansion method and apparatus, and image transmission system and monitoring system using the method and device
HITACHI LTD12 citations71
US4682115AJul 21, 1987
Apparatus for regenerating original signals
HITACHI LTD2 citations62