Inventor
MASUI HIKARU
JP6 patents
⚠️ This page may combine multiple inventors who share the name “MASUI HIKARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
5 patentsUS4901297AFeb 13, 1990
Optical magnetic recording and reproducing method and apparatus capable of prolonging a recording time
HITACHI LTD27 citations89
US4994923AFeb 19, 1991
Video signal recording and reproducing apparatus with signal processing circuit for improvement of picture quality
HITACHI LTD9 citations73
US4992891AFeb 12, 1991
Dual record/read head video recording and playback apparatus with fade-in function
HITACHI LTD13 citations73
US4991026AFeb 5, 1991
Chrominance signal reproducing apparatus for video tape recorder
HITACHI LTD9 citations72
US4809096AFeb 28, 1989
Tracking controlling device using multiple pilot signals in magnetic video signal recording and reproducing apparatus
HITACHI LTD3 citations61