Inventor · disambiguated record
Masanori Oguino
Also filed as: OGUINO MASANORI
17 granted patents·314 citations·filing 1975–1989
94Inventor score
Files withHITACHI LTD17
Top patents by PatentIndex Score
17 records- 0194US4531812ARear projection screenHITACHI LTD·Filed 1983·Granted Jul 30, 1985·40 cites·10 claims
- 0287US4536056ARear projection apparatusHITACHI LTD·Filed 1983·Granted Aug 20, 1985·43 cites·18 claims
- 0385US4416002AMethod and apparatus for high-density recording and reproductionHITACHI LTD·Filed 1982·Granted Nov 15, 1983·28 cites·8 claims
- 0484US4368354ADiscriminator apparatus for detecting the presence of a signal by using a differential beat signal having an inaudible frequencyHITACHI LTD·Filed 1980·Granted Jan 11, 1983·47 cites·5 claims
- 0583US4895429ARear projection apparatusHITACHI LTD·Filed 1988·Granted Jan 23, 1990·20 cites·6 claims
- 0680US4720744ATelevision systemHITACHI LTD·Filed 1984·Granted Jan 19, 1988·39 cites·4 claims
- 0770US4609945AVideo projection apparatus with temperature compensation deviceHITACHI LTD·Filed 1984·Granted Sep 2, 1986·19 cites·4 claims
- 0868US4432010ARear projection apparatusHITACHI LTD·Filed 1981·Granted Feb 14, 1984·19 cites·13 claims
- 0966US4322746ACrosstalk attenuator systemHITACHI LTD·Filed 1979·Granted Mar 30, 1982·15 cites·5 claims
- 1058US4121252AAutomatic brightness limiter circuitHITACHI LTD·Filed 1976·Granted Oct 17, 1978·12 cites·6 claims
- 1157US4729031ACoupling system for image projectionHITACHI LTD·Filed 1984·Granted Mar 1, 1988·9 cites·3 claims
- 1249US4814671AConvergence circuitHITACHI LTD·Filed 1987·Granted Mar 21, 1989·10 cites·5 claims
- 1339US4412253AAutomatic noise removal device for a picture signalHITACHI LTD·Filed 1981·Granted Oct 25, 1983·5 cites·10 claims
- 1433US4576442AImage projection apparatusHITACHI LTD·Filed 1984·Granted Mar 18, 1986·3 cites·2 claims
- 1531US4897581AHorizontal deflection circuitHITACHI LTD·Filed 1989·Granted Jan 30, 1990·1 cites·3 claims
- 1631US4731838AAGC circuit used in a CATV receiverHITACHI LTD·Filed 1984·Granted Mar 15, 1988·2 cites·13 claims
- 1730US4021843AColor tone control device in color television receiverHITACHI LTD·Filed 1975·Granted May 3, 1977·2 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →