Inventor · disambiguated record
Koji Maruyama
Also filed as: MARUYAMA KOJI
72 granted patents·19 pending applications·1,391 citations·filing 1985–2025
99Inventor score
Top patents by PatentIndex Score
91 records- 0199US6385389B1Information recording medium, method for recording information, and method for reproduction informationTOSHIBA KK·Filed 1999·Granted May 7, 2002·264 cites·9 claims
- 0298US11476089B2Control method and plasma processing apparatusTOKYO ELECTRON LTD·Filed 2020·Granted Oct 18, 2022·7 cites·27 claims
- 0398US6453119B1Information recording medium, method for recording information, and method for reproduction informationTOSHIBA KK·Filed 2000·Granted Sep 17, 2002·117 cites·4 claims
- 0497US12165842B2Control method and plasma processing apparatusTOKYO ELECTRON LTD·Filed 2023·Granted Dec 10, 2024·2 cites·26 claims
- 0597US11742182B2Control method and plasma processing apparatusTOKYO ELECTRON LTD·Filed 2022·Granted Aug 29, 2023·3 cites·54 claims
- 0697US11742181B2Control method and plasma processing apparatusTOKYO ELECTRON LTD·Filed 2021·Granted Aug 29, 2023·5 cites·33 claims
- 0797US10553407B2Plasma processing method and plasma processing apparatusTOKYO ELECTRON LTD·Filed 2018·Granted Feb 4, 2020·47 cites·14 claims
- 0896US8162470B2Inkjet printerKANAI HIROSHI·Filed 2010·Granted Apr 24, 2012·13 cites·15 claims
- 0994US9705313B2Three-level inverter employing a bidirectional switch, and modular structure thereforFUJI ELECTRIC CO LTD·Filed 2015·Granted Jul 11, 2017·12 cites·14 claims
- 1094US6795381B2Multi-body multi-purpose information processing apparatusTOSHIBA KK·Filed 2002·Granted Sep 21, 2004·54 cites·15 claims
- 1192US8554356B2Processing end point detection method, polishing method, and polishing apparatusSHIMIZU NOBURU·Filed 2007·Granted Oct 8, 2013·25 cites·9 claims
- 1291US6741798B2Information recording medium, method for recording information, and method for reproduction informationTOSHIBA KK·Filed 2002·Granted May 25, 2004·19 cites·5 claims
- 1391US5121385AHighly efficient multiplexing systemFUJITSU LTD·Filed 1989·Granted Jun 9, 1992·148 cites·27 claims
- 1490US2025062101A1Control method and plasma processing apparatusTOKYO ELECTRON LTD·Filed 2024·Application pending·0 cites
- 1589US11170979B2Plasma etching method and plasma etching apparatusTOKYO ELECTRON LTD·Filed 2019·Granted Nov 9, 2021·4 cites·17 claims
- 1689US10153708B2Three-level power converterFUJI ELECTRIC CO LTD·Filed 2016·Granted Dec 11, 2018·7 cites·10 claims
- 1789US2025308844A1Control method and plasma processing apparatusTOKYO ELECTRON LTD·Filed 2025·Application pending·0 cites
- 1889US2025308843A1Control method and plasma processing apparatusTOKYO ELECTRON LTD·Filed 2025·Application pending·0 cites
- 1987US6676804B1Method and apparatus for plasma processingTOKYO ELECTRON AT LTD·Filed 1999·Granted Jan 13, 2004·82 cites·10 claims
- 2085US5579502AMemory card apparatus using EEPROMS for storing data and an interface buffer for buffering data transfer between the EEPROMS and an external deviceTOSHIBA KK·Filed 1995·Granted Nov 26, 1996·139 cites·11 claims
- 2184US7653760B2Information playback apparatus and information playback method with use of vendor ID comparisonTOSHIBA KK·Filed 2008·Granted Jan 26, 2010·8 cites·6 claims
- 2283US10794342B2Fuel supply device and method for mounting and demounting fuel supply deviceDENSO CORP·Filed 2017·Granted Oct 6, 2020·5 cites·10 claims
- 2383US7442274B2Plasma etching method and apparatus thereforTOKYO ELECTRON LTD·Filed 2006·Granted Oct 28, 2008·7 cites·18 claims
- 2483US6532336B2Information recording medium, method for recording information, and method for reproduction informationTOSHIBA KK·Filed 2002·Granted Mar 11, 2003·9 cites·4 claims
- 2582US8787728B2Data reproduction apparatus and data reproduction control methodMARUYAMA KOJI·Filed 2009·Granted Jul 22, 2014·7 cites·14 claims
- 2681US6560407B2Information recording medium, method for recording information, and method for reproduction informationTOSHIBA KK·Filed 2002·Granted May 6, 2003·8 cites·12 claims
- 2781US5398188ANavigation apparatus and method for a vehicle for displaying positional information of the sameMITSUBISHI ELECTRIC CORP·Filed 1992·Granted Mar 14, 1995·53 cites·32 claims
- 2880US6767179B2Impeller and turbine type fuel pumpDENSO CORP·Filed 2002·Granted Jul 27, 2004·28 cites·31 claims
- 2980US6674959B2Information recording medium, method for recording information, and method for reproduction informationTOSHIBA KK·Filed 2002·Granted Jan 6, 2004·10 cites·6 claims
- 3079US4739367AImage forming apparatus having a control means for effecting control of a preliminary processing of image formationCASIO COMPUTER CO LTD·Filed 1986·Granted Apr 19, 1988·25 cites·16 claims
- 3178US6346957B1Optical scanning device and image forming apparatus that restrains color aberrationsFUJI XEROX CO LTD·Filed 2000·Granted Feb 12, 2002·19 cites·14 claims
- 3277US6671458B2Information recording medium, method for recording information, and method for reproduction informationTOSHIBA KK·Filed 2002·Granted Dec 30, 2003·8 cites·4 claims
- 3376US7470998B2Semiconductor device and method of manufacturing the sameOCTEC INC·Filed 2006·Granted Dec 30, 2008·6 cites·7 claims
- 3475US9685305B2Plasma processing apparatus and plasma processing methodTOKYO ELECTRON LTD·Filed 2014·Granted Jun 20, 2017·4 cites·6 claims
- 3575US6668135B2Information recording medium, method for recording information, and method for reproduction informationTOSHIBA KK·Filed 2002·Granted Dec 23, 2003·5 cites·5 claims
- 3675US5587255ACarbonaceous electrode material for secondary batteryKUREHA CHEMICAL IND CO LTD·Filed 1994·Granted Dec 24, 1996·34 cites·9 claims
- 3774US4648706AImage reproduction apparatusCASIO COMPUTER CO LTD·Filed 1985·Granted Mar 10, 1987·15 cites·15 claims
- 3873US10879086B2Substrate cleaning device, substrate cleaning apparatus, method for manufacturing cleaned substrate and substrate processing apparatusEBARA CORP·Filed 2018·Granted Dec 29, 2020·1 cites·13 claims
- 3972US9608539B2Power supply deviceTOKAI RYOKAKU TETSUDO KK·Filed 2014·Granted Mar 28, 2017·3 cites·17 claims
- 4071US5155718AOptical record medium reading apparatus having a de-focussed light beam projected on an optical record mediumOLYMPUS OPTICAL CO·Filed 1989·Granted Oct 13, 1992·18 cites·11 claims
- 4170US7405162B2Etching method and computer-readable storage mediumTOKYO ELECTRON LTD·Filed 2005·Granted Jul 29, 2008·3 cites·10 claims
- 4268US7369753B2Information recording medium, method for recording information, and method for reproduction informationTOSHIBA KK·Filed 2004·Granted May 6, 2008·3 cites·5 claims
- 4367US6161195AEEPROM memory card device having defect relieving meansTOSHIBA KK·Filed 1993·Granted Dec 12, 2000·26 cites·15 claims
- 4466US7641806B2Manufacturing method for membrane memberTOKYO ELECTRON LTD·Filed 2004·Granted Jan 5, 2010·6 cites·29 claims
- 4565US10207390B2Processing end point detection method, polishing method, and polishing apparatusEBARA CORP·Filed 2013·Granted Feb 19, 2019·1 cites·12 claims
- 4665US10032655B2Substrate cleaning device, substrate cleaning apparatus, method for manufacturing cleaned substrate and substrate processing apparatusEBARA CORP·Filed 2014·Granted Jul 24, 2018·1 cites·7 claims
- 4765US9649595B2Mixing structureHINO MOTORS LTD·Filed 2013·Granted May 16, 2017·2 cites·10 claims
- 4865US5745912AMemory card apparatus including a link table for managing the correspondency between the recorded contents in the memory card and that in the link tableTOSHIBA KK·Filed 1996·Granted Apr 28, 1998·32 cites·16 claims
- 4964US7335278B2Plasma processing apparatus and plasma processing methodTOKYO ELECTRON AT LTD·Filed 2003·Granted Feb 26, 2008·8 cites·5 claims
- 5063US7403694B2Information recording medium, method for recording information, and method for reproduction informationTOSHIBA KK·Filed 2002·Granted Jul 22, 2008·2 cites·5 claims
Showing the top 50 of 91 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →