Inventor · disambiguated record
Tsukasa Kosuda
Also filed as: KOSUDA TSUKASA
19 granted patents·6 pending applications·980 citations·filing 1995–2024
96Inventor score
Files withSEIKO EPSON CORP19PUBLIC UNIV CORPORATION SUWA UNIV OF SCIENCE FOUNDATION2KOSUDA TSUKASA1KURODA MASAO1SEIKO INSTR INC1
Top patents by PatentIndex Score
25 records- 0187US8303512B2Pulse meter, method for controlling pulse meter, wristwatch-type information device, control program, storage medium, blood vessel simulation sensor, and living organism information measurement deviceKOSUDA TSUKASA·Filed 2008·Granted Nov 6, 2012·75 cites·19 claims
- 0285US6316909B1Electronic device, control method for electronic device, recharge-rate estimating method for secondary battery, and charging control method for secondary batterySEIKO EPSON CORP·Filed 1999·Granted Nov 13, 2001·108 cites·55 claims
- 0385US6198951B1Reflection photodetector and biological information measuring instrumentSEIKO EPSON CORP·Filed 1998·Granted Mar 6, 2001·360 cites·19 claims
- 0483US6313612B1Electronic device, electronic device to be charged and method of controlling electronic devicesSEIKO EPSON CORP·Filed 2000·Granted Nov 6, 2001·54 cites·21 claims
- 0574US7065668B2Apparatus for selecting and outputting either a first clock signal or a second clock signalSEIKO EPSON CORP·Filed 2004·Granted Jun 20, 2006·16 cites·9 claims
- 0672US9049999B2Biometric information processing device, biometric information processing method, and control programSEIKO EPSON CORP·Filed 2014·Granted Jun 9, 2015·4 cites·12 claims
- 0771US8504145B2Biometric information processing device, biometric information processing method, and control programKURODA MASAO·Filed 2007·Granted Aug 6, 2013·8 cites·10 claims
- 0871US6469472B1Electronic device and control method for the sameSEIKO EPSON CORP·Filed 2000·Granted Oct 22, 2002·28 cites·24 claims
- 0969US6888355B2Electronic apparatus having battery power source and control method for the electronic apparatusSEIKO EPSON CORP·Filed 2001·Granted May 3, 2005·12 cites·33 claims
- 1067US7265520B2Electronic apparatus and method of controlling the electronic apparatusSEIKO EPSON CORP·Filed 2001·Granted Sep 4, 2007·22 cites·11 claims
- 1163US6036653APulsimeterSEIKO EPSON CORP·Filed 1997·Granted Mar 14, 2000·111 cites·21 claims
- 1261US7144375B2Pulsimeter, control method for pulsimeter, wristwatch information device, control program, and recording mediumSEIKO EPSON CORP·Filed 2003·Granted Dec 5, 2006·23 cites·18 claims
- 1358US11107852B2Light receiving element having light blocking section covering at least part of amplifier circuit, light receiving module , photoelectric sensor and biological information measurementSEIKO EPSON CORP·Filed 2019·Granted Aug 31, 2021·0 cites·25 claims
- 1457US2025311964A1Perspiration amount measuring device and perspiration amount measuring systemPUBLIC UNIV CORPORATION SUWA UNIV OF SCIENCE FOUNDATION·Filed 2024·Application pending·0 cites
- 1553US8781569B2Biometric information processing device, biometric information processing method, and control programSEIKO EPSON CORP·Filed 2013·Granted Jul 15, 2014·0 cites·11 claims
- 1653US2024268714A1Perspiration amount measuring device and perspiration amount measuring systemPUBLIC UNIV CORPORATION SUWA UNIV OF SCIENCE FOUNDATION·Filed 2023·Application pending·0 cites
- 1751US6155983APulse wave detecting device and pulse measurerSEIKO EPSON CORP·Filed 1998·Granted Dec 5, 2000·60 cites·15 claims
- 1848US6099478APulse counter and pulse display methodSEIKO EPSON CORP·Filed 1998·Granted Aug 8, 2000·52 cites·16 claims
- 1947US2019305144A1Light receiving element, light receiving module, photoelectric sensor and biological information measurement deviceSEIKO EPSON CORP·Filed 2019·Application pending·0 cites
- 2046US5854758AFast fourier transformation computing unit and a fast fourier transformation computation deviceSEIKO EPSON CORP·Filed 1996·Granted Dec 29, 1998·20 cites·10 claims
- 2143US2003070106A1Information processing apparatusFiled 2001·Application pending·0 cites
- 2243US2004186387A1Pulse meter, method for controlling pulse meter, wristwatch-type information device, control program, storage medium, blood vessel simulation sensor, and living organism information measurement deviceSEIKO EPSON CORP·Filed 2004·Application pending·0 cites
- 2340US2004236233A1Information-gathering device and pulse meterSEIKO EPSON CORP·Filed 2004·Application pending·0 cites
- 2439US5759156APeriod and frequency measurement device with correction device and method thereofSEIKO EPSON CORP·Filed 1996·Granted Jun 2, 1998·26 cites·20 claims
- 2530US5857465ABiosignal display apparatusSEIKO INSTR INC·Filed 1995·Granted Jan 12, 1999·1 cites·23 claims
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