Inventor · disambiguated record
Junichi Maruyama
Also filed as: MARUYAMA JUNICHI
59 granted patents·17 pending applications·874 citations·filing 1992–2019
99Inventor score
Files withPANASONIC LIQUID CRYSTAL DISPL12MARUYAMA JUNICHI9OOISHI YOSHIHISA8RENESAS TECH CORP7HITACHI DISPLAYS LTD6
Top patents by PatentIndex Score
76 records- 0195US8759705B2Push button-type switch deviceFUNAKOSHI KATSUYA·Filed 2012·Granted Jun 24, 2014·60 cites·17 claims
- 0295US6257782B1Key switch with sliding mechanism and keyboardFUJITSU LTD·Filed 1999·Granted Jul 10, 2001·99 cites·40 claims
- 0394US8436265B2KeyboardKOIKE TAMOTSU·Filed 2008·Granted May 7, 2013·49 cites·6 claims
- 0494US5366026AImpact type clamping apparatusNISSAN MOTOR·Filed 1993·Granted Nov 22, 1994·95 cites·20 claims
- 0593US6788575B2Nonvolatile memoryRENESAS TECH CORP·Filed 2003·Granted Sep 7, 2004·44 cites·14 claims
- 0692US8207465B2Key switch unitMARUYAMA JUNICHI·Filed 2010·Granted Jun 26, 2012·12 cites·5 claims
- 0791US8446356B2Display deviceOOISHI YOSHIHISA·Filed 2009·Granted May 21, 2013·16 cites·12 claims
- 0891US7062618B2Transferring data between volatile and non-volatile memories based on system parameters using a controllerHITACHI LTD·Filed 2002·Granted Jun 13, 2006·72 cites·9 claims
- 0991US7012845B2Nonvolatile memory with control circuit adapted to distinguish between command signal interface specifications and having an error correction functionRENESAS TECH CORP·Filed 2005·Granted Mar 14, 2006·16 cites·6 claims
- 1090US11135759B2Blow molding apparatus and blow molding methodNISSEI ASB MACHINE CO LTD·Filed 2018·Granted Oct 5, 2021·3 cites·5 claims
- 1190US7366034B2Nonvolatile memoryRENESAS TECH CORP·Filed 2007·Granted Apr 29, 2008·14 cites·6 claims
- 1288US7847771B2Display device capable of adjusting divided data in one frameHITACHI DISPLAYS LTD·Filed 2006·Granted Dec 7, 2010·9 cites·13 claims
- 1387US9842710B2Key switch device and keyboardFUJITSU COMPONENT LTD·Filed 2015·Granted Dec 12, 2017·4 cites·7 claims
- 1487US8624140B2Key switch and keyboardNISHINO TAKESHI·Filed 2007·Granted Jan 7, 2014·16 cites·7 claims
- 1586US5874696AKey switch, keyboard and portable information processing unit with keyboardFUJITSU TAKAMISAWA COMPONENT·Filed 1996·Granted Feb 23, 1999·48 cites·23 claims
- 1685US8957883B2Display deviceMARUYAMA JUNICHI·Filed 2010·Granted Feb 17, 2015·6 cites·9 claims
- 1785US8743040B2Liquid crystal display device with correction unit to generate correction gray level signal voltagesOOISHI YOSHIHISA·Filed 2011·Granted Jun 3, 2014·5 cites·9 claims
- 1883US11292415B2Airbag device and vehicleHONDA MOTOR CO LTD·Filed 2016·Granted Apr 5, 2022·5 cites·6 claims
- 1983US5715894AImpact screw-tightening apparatusNISSAN MOTOR·Filed 1996·Granted Feb 10, 1998·51 cites·16 claims
- 2082US6915427B2Hub apparatus with copyright protection functionHITACHI LTD·Filed 2001·Granted Jul 5, 2005·30 cites·7 claims
- 2181US10007379B2Display device with built-in touch detection functionPANASONIC LIQUID CRYSTAL DISPL·Filed 2016·Granted Jun 26, 2018·3 cites·10 claims
- 2280US8431852B2Key switch deviceMARUYAMA JUNICHI·Filed 2010·Granted Apr 30, 2013·8 cites·7 claims
- 2380US5813521AKeyswitch having a reduced height and a keyboard using such a keyswitchFUJITSU TAKAMISAWA COMPONENT·Filed 1996·Granted Sep 29, 1998·37 cites·29 claims
- 2480US5181575AImpact wrench having torque controlling facultyNISSAN MOROT CO LTD·Filed 1992·Granted Jan 26, 1993·63 cites·9 claims
- 2578US8310437B2Backlight device and display deviceMARUYAMA JUNICHI·Filed 2009·Granted Nov 13, 2012·4 cites·9 claims
- 2678US7230859B2Nonvolatile memoryRENESAS TECH CORP·Filed 2006·Granted Jun 12, 2007·6 cites·7 claims
- 2777US8531383B2Display device with luminance variation control unitTOSHIMA GOKI·Filed 2010·Granted Sep 10, 2013·4 cites·5 claims
- 2877US7110009B2Display control circuit and display driving circuitRENESAS TECH CORP·Filed 2004·Granted Sep 19, 2006·17 cites·24 claims
- 2976US7933158B2Nonvolatile memoryRENESAS ELECTRONICS CORP·Filed 2010·Granted Apr 26, 2011·2 cites·4 claims
- 3076US6868032B2Nonvolatile memoryRENESAS TECH CORP·Filed 2004·Granted Mar 15, 2005·12 cites·6 claims
- 3175US9489901B2Display devicePANASONIC LIQUID CRYSTAL DISPL·Filed 2015·Granted Nov 8, 2016·2 cites·5 claims
- 3274US7817480B2Nonvolatile memoryRENESAS ELECTRONICS CORP·Filed 2009·Granted Oct 19, 2010·3 cites·4 claims
- 3373US8847865B2Liquid crystal display device that suppresses deterioration of image qualityOOISHI YOSHIHISA·Filed 2011·Granted Sep 30, 2014·2 cites·13 claims
- 3473US6376789B2Key switch and keyboardFUJITSU TAKAMISAWA COMPONENT·Filed 2001·Granted Apr 23, 2002·17 cites·26 claims
- 3572US9251749B2Liquid crystal display device with grey-scale voltage correctionMARUYAMA JUNICHI·Filed 2012·Granted Feb 2, 2016·2 cites·10 claims
- 3672US8120629B2Display deviceMARUYAMA JUNICHI·Filed 2008·Granted Feb 21, 2012·2 cites·10 claims
- 3772US7525852B2Nonvolatile memoryRENESAS TECH CORP·Filed 2008·Granted Apr 28, 2009·4 cites·4 claims
- 3871US11203382B2Cowl top structureHONDA MOTOR CO LTD·Filed 2019·Granted Dec 21, 2021·2 cites·14 claims
- 3969US9972235B2Liquid crystal display device including display panel and display control circuitPANASONIC LIQUID CRYSTAL DISPL·Filed 2014·Granted May 15, 2018·1 cites·12 claims
- 4069US8599119B2Backlight device and display deviceHOSOGI KOJI·Filed 2010·Granted Dec 3, 2013·3 cites·4 claims
- 4167US9940865B2Liquid crystal display devicePANASONIC LIQUID CRYSTAL DISPL·Filed 2015·Granted Apr 10, 2018·1 cites·9 claims
- 4267US8223563B2Nonvolatile memoryKOZAKAI KENJI·Filed 2011·Granted Jul 17, 2012·2 cites·4 claims
- 4363US8922597B2Liquid crystal display deviceNAKAI TAKASHI·Filed 2012·Granted Dec 30, 2014·1 cites·6 claims
- 4463US6618239B2Key switch and keyboardFUJITSU LTD·Filed 2002·Granted Sep 9, 2003·11 cites·9 claims
- 4563US6501038B2Key switch and keyboardFUJITSU TAKAMISAWA COMPONENT·Filed 2000·Granted Dec 31, 2002·11 cites·20 claims
- 4659US9111504B2Liquid crystal display device with correction unit to generate correction gray level signal voltagesJAPAN DISPLAY INC·Filed 2014·Granted Aug 18, 2015·0 cites·9 claims
- 4759US9105254B2Liquid crystal display device that suppresses deterioration of image qualityJAPAN DISPLAY INC·Filed 2014·Granted Aug 11, 2015·0 cites·7 claims
- 4858US8280190B2Image display device, image processing circuit, and image processing methodNAGATA KOJI·Filed 2008·Granted Oct 2, 2012·0 cites·7 claims
- 4956US7995018B2Display deviceHITACHI DISPLAYS LTD·Filed 2007·Granted Aug 9, 2011·0 cites·7 claims
- 5055US10235951B2Liquid crystal display devicePANASONIC LIQUID CRYSTAL DISPL·Filed 2017·Granted Mar 19, 2019·0 cites·12 claims
Showing the top 50 of 76 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →