Inventor · disambiguated record
Masao Tomita
Also filed as: TOMITA MASAO
26 granted patents·509 citations·filing 1979–1995
97Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD20FUJITSU LTD2KINKI DENKI CO LTD2KINKI DENKI KK1MITSUBISHI ELECTRIC CORP1
Top patents by PatentIndex Score
26 records- 0195US5398138AVideo tape for recording and reproducing plural different independent video signals simultaneouslyMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Mar 14, 1995·85 cites·13 claims
- 0283US4274117ADigital record level setting systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1979·Granted Jun 16, 1981·21 cites·10 claims
- 0379US5548751ADynamic data storage system allowing variable size records and fields by using linked record segmentsFUJITSU LTD·Filed 1994·Granted Aug 20, 1996·91 cites·2 claims
- 0475US4754340AMethod of reproducing a chrominance signal from a previously low-range-converted chrominance signal using comb filtering and samplingMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1984·Granted Jun 28, 1988·22 cites·13 claims
- 0574US4451860ATracking-error correcting system in a video reproducing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1981·Granted May 29, 1984·17 cites·8 claims
- 0673US5649048AVideo taperecorder with television standards converterMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Jul 15, 1997·46 cites·29 claims
- 0772US5634048ADistributed database system having a center system with a link file and a method for retrieving data from sameFUJITSU LTD·Filed 1995·Granted May 27, 1997·74 cites·17 claims
- 0867US4827342AVideo signal processing apparatus for removing noise from reproduced signalsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1987·Granted May 2, 1989·21 cites·19 claims
- 0964US4489352AVideo tape recording/reproducing apparatus having an auto tracking functionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1982·Granted Dec 18, 1984·12 cites·2 claims
- 1063US4679097AMethod of recording and reproducing video and audio signals on a magnetic tapeMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1984·Granted Jul 7, 1987·14 cites·22 claims
- 1163US4605974AMagnetic recording and reproducing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1983·Granted Aug 12, 1986·12 cites·7 claims
- 1259US4327384ARotary head type magnetic tape recording reproducing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1980·Granted Apr 27, 1982·11 cites·3 claims
- 1358US4590523AControl of auto-tracking in tracking-error correcting system of video recording/reproducing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1982·Granted May 20, 1986·9 cites·6 claims
- 1457US4698694AVideo signal processing apparatus for video tape recordersMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1984·Granted Oct 6, 1987·12 cites·21 claims
- 1555US4724476AChrominance signal processing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1985·Granted Feb 9, 1988·13 cites·7 claims
- 1652US4677487ADigital noise reducing apparatus for a video signal processing recording reproducing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1984·Granted Jun 30, 1987·10 cites·5 claims
- 1750US4456932AHorizontal skew elimination system for a VTRMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1981·Granted Jun 26, 1984·9 cites·5 claims
- 1847US4686583ADropout compensating apparatus using a digital delay circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1984·Granted Aug 11, 1987·9 cites·5 claims
- 1937US4566401ADynamic current interruption-type indicators and method thereforKINKI DENKI CO LTD·Filed 1983·Granted Jan 28, 1986·4 cites·7 claims
- 2036US4549226AEliminating the low-frequency chrominance signal for tracking in a video tape recorderMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1982·Granted Oct 22, 1985·2 cites·3 claims
- 2134US4542416ASystem for eliminating vertical TV picture fluctuations appearing in monitored video signals from a VTRMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1983·Granted Sep 17, 1985·3 cites·3 claims
- 2232US4733319AHigh-speed current limiting circuit breakerMITSUBISHI ELECTRIC CORP·Filed 1985·Granted Mar 22, 1988·5 cites·10 claims
- 2332US4630251AVideo disc reproducing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1983·Granted Dec 16, 1986·1 cites·3 claims
- 2430US4640794AImpulse rocket propellantKINKI DENKI KK·Filed 1983·Granted Feb 3, 1987·3 cites·8 claims
- 2530US4344087AMethod of processing video signals for time base correctionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1979·Granted Aug 10, 1982·2 cites·6 claims
- 2628US4821139AMethod of grounding electrical current surgesKINKI DENKI CO LTD·Filed 1986·Granted Apr 11, 1989·1 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →