Inventor · disambiguated record
Kouji Kaniwa
Also filed as: KANIWA KOUJI
18 granted patents·160 citations·filing 1990–2004
94Inventor score
Files withHITACHI LTD18
Top patents by PatentIndex Score
18 records- 0188US5699370AInformation recording and reproduction apparatus to be controlled by temporal informationHITACHI LTD·Filed 1995·Granted Dec 16, 1997·49 cites·15 claims
- 0275US5978546ADigital/analog compatible video tape recorderHITACHI LTD·Filed 1996·Granted Nov 2, 1999·21 cites·21 claims
- 0375US5808824ATape feed control systemHITACHI LTD·Filed 1995·Granted Sep 15, 1998·30 cites·9 claims
- 0469US6459541B1Magnetic recording and reproducing apparatus arranged to save electric power consumed in detecting tape end and reduce load on microprocessorHITACHI LTD·Filed 2000·Granted Oct 1, 2002·5 cites·3 claims
- 0560US5359473ATracking deviceHITACHI LTD·Filed 1993·Granted Oct 25, 1994·13 cites·33 claims
- 0656US5463505AHelical-scan information recording-playback apparatusHITACHI LTD·Filed 1990·Granted Oct 31, 1995·10 cites·33 claims
- 0754US7263272B2Digital/analog compatible video tape recorderHITACHI LTD·Filed 2004·Granted Aug 28, 2007·1 cites·5 claims
- 0846US5930274AInformation recording and reproduction apparatus to be controlled by temporal informationHITACHI LTD·Filed 1997·Granted Jul 27, 1999·6 cites·18 claims
- 0945US6798979B2Digital/analog compatible video tape recorderHITACHI LTD·Filed 2001·Granted Sep 28, 2004·0 cites·18 claims
- 1039US6272285B1Digital/analog compatible video tape recorderHITACHI LTD·Filed 1999·Granted Aug 7, 2001·3 cites·22 claims
- 1139US5760988ATracking method and apparatus used in helical scan magnetic recording/reproducing systemHITACHI LTD·Filed 1994·Granted Jun 2, 1998·3 cites·2 claims
- 1239US5617266AMotor stabilizing control apparatus for use with motors, including for use with a drum motor in a magnetic tape systemHITACHI LTD·Filed 1993·Granted Apr 1, 1997·4 cites·13 claims
- 1338US6104567ARecording and reproducing apparatus including a tracking apparatus with a steady speed deviation circuitHITACHI LTD·Filed 1997·Granted Aug 15, 2000·3 cites·78 claims
- 1437US5956461ACamcorder and controllerHITACHI LTD·Filed 1996·Granted Sep 21, 1999·7 cites·6 claims
- 1536US5699206AMagnetic recording and reproducing apparatus arranged to save electric power consumed in detecting tape end and reduce load on microprocessorHITACHI LTD·Filed 1995·Granted Dec 16, 1997·2 cites·23 claims
- 1634US6141172AMagnetic recording and reproducing apparatus arranged to save electric power consumed in detecting tape end and reduce load on microprocessorHITACHI LTD·Filed 1999·Granted Oct 31, 2000·1 cites·14 claims
- 1734US5559414AControl unit of direct-current motorHITACHI LTD·Filed 1995·Granted Sep 24, 1996·2 cites·13 claims
- 1830US6021016AMagnetic recording and reproducing apparatus arranged to save electric power consumed in detecting tape end and reduce load on microprocessorHITACHI LTD·Filed 1997·Granted Feb 1, 2000·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →