Inventor
TOMITA MASAO
JP26 patents
⚠️ This page may combine multiple inventors who share the name “TOMITA MASAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
20 patentsUS5398138AMar 14, 1995
Video tape for recording and reproducing plural different independent video signals simultaneously
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD85 citations96
US5649048AJul 15, 1997
Video taperecorder with television standards converter
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD46 citations88
US4827342AMay 2, 1989
Video signal processing apparatus for removing noise from reproduced signals
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD21 citations82
US4754340AJun 28, 1988
Method of reproducing a chrominance signal from a previously low-range-converted chrominance signal using comb filtering and sampling
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD22 citations82
US4274117AJun 16, 1981
Digital record level setting system
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD21 citations82
US4724476AFeb 9, 1988
Chrominance signal processing apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations74
US4679097AJul 7, 1987
Method of recording and reproducing video and audio signals on a magnetic tape
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations74
US4590523AMay 20, 1986
Control of auto-tracking in tracking-error correcting system of video recording/reproducing apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations74
US4456932AJun 26, 1984
Horizontal skew elimination system for a VTR
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations74
US4451860AMay 29, 1984
Tracking-error correcting system in a video reproducing apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations74
US4489352ADec 18, 1984
Video tape recording/reproducing apparatus having an auto tracking function
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations73
US4698694AOct 6, 1987
Video signal processing apparatus for video tape recorders
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations72
US4677487AJun 30, 1987
Digital noise reducing apparatus for a video signal processing recording reproducing apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations72
US4605974AAug 12, 1986
Magnetic recording and reproducing apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations72
US4327384AApr 27, 1982
Rotary head type magnetic tape recording reproducing apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations71
US4686583AAug 11, 1987
Dropout compensating apparatus using a digital delay circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations69
US4549226AOct 22, 1985
Eliminating the low-frequency chrominance signal for tracking in a video tape recorder
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations63
US4542416ASep 17, 1985
System for eliminating vertical TV picture fluctuations appearing in monitored video signals from a VTR
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations63
US4344087AAug 10, 1982
Method of processing video signals for time base correction
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations60
US4630251ADec 16, 1986
Video disc reproducing apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1 citations51
FUJITSU LTD
2 patentsUS5634048AMay 27, 1997
Distributed database system having a center system with a link file and a method for retrieving data from same
FUJITSU LTD74 citations94
US5548751AAug 20, 1996
Dynamic data storage system allowing variable size records and fields by using linked record segments
FUJITSU LTD91 citations94