Inventor
MATSUKAWA MASAAKI
JP3 patents
⚠️ This page may combine multiple inventors who share the name “MATSUKAWA MASAAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
2 patentsUS7916214B2Mar 29, 2011
Picture display system for adjusting image quality of a picture signal having higher number of scanning lines
HITACHI LTD8 citations82
US7512321B2Mar 31, 2009
Video recording/playback system and method for generating video data capable of providing information for substituting an advertisement thereby
HITACHI LTD3 citations61