Inventor · disambiguated record
Ryoichi Annen
Also filed as: ANNEN RYOICHI
9 granted patents·3 pending applications·23 citations·filing 1996–2013
81Inventor score
Top patents by PatentIndex Score
12 records- 0177US7777984B2Cartridge holder apparatus and magnetic recording/reproduction apparatus including sameMITSUMI ELECTRIC CO LTD·Filed 2006·Granted Aug 17, 2010·4 cites·7 claims
- 0274US7375920B2Magnetic recording/reproducing apparatusMITSUMI ELECTRIC CO LTD·Filed 2005·Granted May 20, 2008·3 cites·3 claims
- 0366US7379263B2Magnetic recording/reproducing apparatusMITSUMI ELECTRIC CO LTD·Filed 2005·Granted May 27, 2008·2 cites·3 claims
- 0451US5794874ATape guiding pole angle adjusting mechanismMITSUMI ELECTRIC CO LTD·Filed 1996·Granted Aug 18, 1998·11 cites·8 claims
- 0550US7742256B2Cartridge slot door mechanism for covering cartridge slotMITSUMI ELECTRIC CO LTD·Filed 2006·Granted Jun 22, 2010·0 cites·10 claims
- 0650US2008278848A1Magnetic recording/reproducing deviceMITSUMI ELECTRIC CO LTD·Filed 2008·Application pending·0 cites
- 0747US2008278845A1Magnetic recording/reproducing apparatusMITSUMI ELECTRIC CO LTD·Filed 2008·Application pending·0 cites
- 0846US7619851B2Cartridge holder with a cartridge height position locking mechanism accommodating tape cartridges of differing tape widthsMITSUMI ELECTRIC CO LTD·Filed 2006·Granted Nov 17, 2009·0 cites·7 claims
- 0944US7408736B2Magnetic recording/reproducing apparatusMITSUMI ELECTRIC CO LTD·Filed 2005·Granted Aug 5, 2008·0 cites·4 claims
- 1041US9106110B2Power generating device and switchTSUNEYOSHI NOBUTAKA·Filed 2013·Granted Aug 11, 2015·0 cites·6 claims
- 1136US2005111139A1Magnetic recording/reproducing apparatusFiled 2004·Application pending·0 cites
- 1229US5758835AMagnetic tape apparatus for controlling a back tension of a magnetic tape running on a rotary drumMITSUMI ELECTRIC CO LTD·Filed 1996·Granted Jun 2, 1998·3 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →