Inventor · disambiguated record
Ryoichi Imanaka
Also filed as: IMANAKA RYOICHI
21 granted patents·6 pending applications·647 citations·filing 1980–2017
95Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD20IMANAKA RYOICHI3PANASONIC HEALTHCARE CO LTD2PANASONIC CORP1PHC HOLDINGS CORP1
Top patents by PatentIndex Score
27 records- 0197US5790172AServer apparatus, subscriber apparatus and information on demand systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Aug 4, 1998·322 cites·13 claims
- 0291US5493457AOptical disk apparatus with cooling arrangementMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Feb 20, 1996·66 cites·8 claims
- 0390US4734904AReproducing-only and recordable-reproduceable optical discs and common optical disc player thereforMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1987·Granted Mar 29, 1988·44 cites·2 claims
- 0489US5963523AOptical recording medium discriminating apparatus using laser beams of different wavelengthsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Oct 5, 1999·63 cites·17 claims
- 0579US4953151AApparatus for detecting whether information is recorded on a storage deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Aug 28, 1990·23 cites·8 claims
- 0678US5155716AServo system for optical recording/reproducing driveMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Oct 13, 1992·29 cites·5 claims
- 0777US10697988B2Container management apparatus and wireless tagPHC HOLDINGS CORP·Filed 2017·Granted Jun 30, 2020·1 cites·15 claims
- 0872US5208792ARecording and reproducing apparatus using opto-magneto mediaMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted May 4, 1993·22 cites·3 claims
- 0966US4799206ATracking control apparatus for recording disc reproducing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1984·Granted Jan 17, 1989·13 cites·18 claims
- 1062US5764622ARecording medium cartridge and signal recording apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Jun 9, 1998·12 cites·5 claims
- 1161US5216646ATracking system in recording/reproducing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted Jun 1, 1993·12 cites·8 claims
- 1255US4744074ADisk-type recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1985·Granted May 10, 1988·10 cites·4 claims
- 1352US5105406ATrack-jumping servo apparatus for disc-shaped optical record mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted Apr 14, 1992·8 cites·2 claims
- 1452US4351044ARecording system using disk-shaped recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1980·Granted Sep 21, 1982·9 cites·3 claims
- 1551USRE40141ERecording medium cartridge and signal recording apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Mar 4, 2008·1 cites·14 claims
- 1651USRE38848ERecording medium cartridge and signal recording apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Oct 25, 2005·1 cites·13 claims
- 1746US5229983ABias magnetic field generating apparatus for magneto-optical recording and reproducing systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Jul 20, 1993·6 cites·6 claims
- 1845USRE42053EServer apparatus, subscriber apparatus and information on demand systemPANASONIC CORP·Filed 2000·Granted Jan 18, 2011·0 cites·13 claims
- 1945US5854777ARecording medium cartridge and signal recording apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Dec 29, 1998·5 cites·3 claims
- 2043USRE37659ERecording medium cartridge and signal recording apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Apr 16, 2002·0 cites·15 claims
- 2141US2002026384A1Data storage, management, and delivery methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Application pending·0 cites
- 2237US2015051617A1Surgery assistance device and surgery assistance programPANASONIC HEALTHCARE CO LTD·Filed 2013·Application pending·0 cites
- 2337US2008139395A1Microarray and Spotting ApparatusIMANAKA RYOICHI·Filed 2005·Application pending·0 cites
- 2434US2015085092A1Surgery assistance device and surgery assistance programPANASONIC HEALTHCARE CO LTD·Filed 2013·Application pending·0 cites
- 2531US2014193789A1Cutting simulation device and cutting simulation programIMANAKA RYOICHI·Filed 2012·Application pending·0 cites
- 2629US5195083ADisc-shaped recording medium capable of recording data signals by means of light beamMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1984·Granted Mar 16, 1993·0 cites·1 claims
- 2725US2012032959A1Resection simulation apparatusIMANAKA RYOICHI·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →