Inventor · disambiguated record
Hiroshi Tsurumi
Also filed as: TSURUMI HIROSHI
36 granted patents·8 pending applications·1,075 citations·filing 1985–2022
98Inventor score
Top patents by PatentIndex Score
44 records- 0198US7135940B2Tunable filter and portable telephoneTOSHIBA KK·Filed 2005·Granted Nov 14, 2006·77 cites·20 claims
- 0294US6498929B1Receiver having DC offset decreasing function and communication system using the sameTOSHIBA KK·Filed 1997·Granted Dec 24, 2002·149 cites·55 claims
- 0394US4568444AChemical substance measuring apparatusKURARAY CO·Filed 1985·Granted Feb 4, 1986·194 cites·13 claims
- 0493US10078485B2Display apparatus and display systemTOSHIBA KK·Filed 2016·Granted Sep 18, 2018·7 cites·20 claims
- 0590US7818556B2Storage apparatus, control method, and control device which can be reliably started up when power is turned on even after there is an error during firmware updateTOSHIBA STORAGE DEVICE CORP·Filed 2007·Granted Oct 19, 2010·30 cites·24 claims
- 0689US5915122AActivation of a magnetic disk apparatusFUJITSU LTD·Filed 1997·Granted Jun 22, 1999·49 cites·10 claims
- 0787US6334051B1Direct conversion receiver with wide band analog frequency conversion front end and digital demodulating and selecting back endTOSHIBA KK·Filed 1999·Granted Dec 25, 2001·94 cites·10 claims
- 0886US6809604B2Voltage control oscillator having a ferroelectric thin film perovskite single crystal resonatorTOSHIBA KK·Filed 2003·Granted Oct 26, 2004·29 cites·19 claims
- 0986US5903404AHigh density disk unit and disk mediumFUJITSU LTD·Filed 1996·Granted May 11, 1999·50 cites·22 claims
- 1086US5867777AVariable-gain amplifier circuit, offset control method in variable-gain amplifier circuit, radio receiver with variable-gain amplifier circuit, and radio receiving method in radio receiver with variable-gain amplifierTOSHIBA KK·Filed 1996·Granted Feb 2, 1999·59 cites·10 claims
- 1185US7319714B2Wireless communication and wireless communication apparatusTOSHIBA KK·Filed 2003·Granted Jan 15, 2008·34 cites·14 claims
- 1284US6816712B2Radio apparatusTOSHIBA KK·Filed 2001·Granted Nov 9, 2004·32 cites·3 claims
- 1384US5675816AMagnetic disk subsystem with failsafe battery charging and power shut downFUJITSU LTD·Filed 1996·Granted Oct 7, 1997·50 cites·31 claims
- 1482US6714604B1ReceiverTOSHIBA KK·Filed 2000·Granted Mar 30, 2004·21 cites·6 claims
- 1581US6094725AMagnetic disk apparatusFUJITSU LTD·Filed 1998·Granted Jul 25, 2000·37 cites·7 claims
- 1678US7502407B2Wireless communication and wireless communication apparatusTOSHIBA KK·Filed 2007·Granted Mar 10, 2009·6 cites·14 claims
- 1776US6870446B2High frequency filterTOSHIBA KK·Filed 2002·Granted Mar 22, 2005·17 cites·4 claims
- 1875US6339711B1Radio apparatusTOSHIBA KK·Filed 1998·Granted Jan 15, 2002·44 cites·11 claims
- 1968US7194262B2Wireless communication system, wireless base station, wireless terminal and method of wireless communicationTOSHIBA KK·Filed 2003·Granted Mar 20, 2007·16 cites·16 claims
- 2066US6741639B1Radio communicating apparatus radio communicating method and recording mediumTOSHIBA KK·Filed 1999·Granted May 25, 2004·30 cites·5 claims
- 2165US9110856B2Interface control apparatus, data storage apparatus and method for interface controlTOSHIBA KK·Filed 2013·Granted Aug 18, 2015·2 cites·14 claims
- 2264US7590400B2Radio apparatusTOSHIBA KK·Filed 2007·Granted Sep 15, 2009·2 cites·2 claims
- 2361US7184738B2Radio apparatusTOSHIBA KK·Filed 2004·Granted Feb 27, 2007·7 cites·6 claims
- 2460US10642562B2Display apparatus and display systemTOSHIBA KK·Filed 2018·Granted May 5, 2020·0 cites·5 claims
- 2559US5650882ADisk unit performing control using sector pulsesFUJITSU LTD·Filed 1994·Granted Jul 22, 1997·12 cites·25 claims
- 2653US7289287B2Apparatus for recording or/and reproducing information and method for reducing power consumption thereofFUJITSU LTD·Filed 2002·Granted Oct 30, 2007·2 cites·13 claims
- 2751US11928072B2Controller and memory systemKIOXIA CORP·Filed 2022·Granted Mar 12, 2024·0 cites·20 claims
- 2851US7489954B2Wireless communication apparatus and method of wireless communicationTOSHIBA KK·Filed 2007·Granted Feb 10, 2009·0 cites·5 claims
- 2951US2010191905A1Storage device, control method and controllerTOSHIBA STORAGE DEVICE CORP·Filed 2007·Application pending·0 cites
- 3050US7180934B2Radio communicating apparatus, radio communicating method, and recording mediumTOSHIBA KK·Filed 2004·Granted Feb 20, 2007·1 cites·1 claims
- 3149US5373533AFSK signal receiving deviceTOSHIBA KK·Filed 1992·Granted Dec 13, 1994·20 cites·15 claims
- 3249US2007272751A1Storage device having self-diagnosis function, control device that controls self-diagnosis function in storage device, and method of performing self-diagnosis on storage deviceFUJITSU LTD·Filed 2006·Application pending·0 cites
- 3348US9201611B2Interface control apparatus, data storage apparatus and interface control methodTOSHIBA KK·Filed 2013·Granted Dec 1, 2015·0 cites·18 claims
- 3447US7095806B2ReceiverTOSHIBA KK·Filed 2004·Granted Aug 22, 2006·0 cites·6 claims
- 3545US7386329B2Wireless communication apparatus and method of wireless communicationTOSHIBA KK·Filed 2003·Granted Jun 10, 2008·0 cites·14 claims
- 3644US2003203741A1Autonomous distributed wireless network system, method of autonomous distributed wireless network communication and wireless terminal apparatusTOSHIBA KK·Filed 2003·Application pending·0 cites
- 3742US2008040818A1Storage apparatus, firmware renewal method, and control deviceFUJITSU LTD·Filed 2006·Application pending·0 cites
- 3842US2008126784A1Storage apparatus, control method, and control deviceFUJITSU LTD·Filed 2006·Application pending·0 cites
- 3941US7061713B2Disk storageFUJITSU LTD·Filed 2003·Granted Jun 13, 2006·0 cites·5 claims
- 4040US2006224842A1Information processor and program preparation methodFUJITSU LTD·Filed 2005·Application pending·0 cites
- 4140US2004029533A1Wireless transmitting apparatus, wireless communication system and a method of wireless transmissionTOSHIBA KK·Filed 2003·Application pending·0 cites
- 4236US2005280476A1Filter control apparatus and filter systemTOSHIBA KK·Filed 2005·Application pending·0 cites
- 4334US5058191AMotor rotation speed control circuitFUJITSU LTD·Filed 1989·Granted Oct 15, 1991·2 cites·17 claims
- 4432US5070420AMagnetic disk driveFUJITSU LTD·Filed 1989·Granted Dec 3, 1991·2 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →