Inventor · disambiguated record
Makoto Aikawa
Also filed as: AIKAWA MAKOTO
29 granted patents·9 pending applications·226 citations·filing 1998–2020
96Inventor score
Top patents by PatentIndex Score
38 records- 0188US7360091B2Secure data transfer method of using a smart cardHITACHI LTD·Filed 2003·Granted Apr 15, 2008·51 cites·5 claims
- 0284US7737824B2Radio frequency identification (RFID) tag, portable terminal, and server for RFID tagHITACHI LTD·Filed 2005·Granted Jun 15, 2010·15 cites·5 claims
- 0380US7203608B1Impedane measurement of chip, package, and board power supply system using pseudo impulse responseIBM·Filed 2006·Granted Apr 10, 2007·10 cites·20 claims
- 0479US7486096B2Method and apparatus for testing to determine minimum operating voltages in electronic devicesIBM·Filed 2006·Granted Feb 3, 2009·9 cites·20 claims
- 0576US6654821B1Remotely controllable electronic apparatus and remote control methodHITACHI LTD·Filed 2000·Granted Nov 25, 2003·23 cites·6 claims
- 0674US7716516B2Method for controlling operation of microprocessor which performs duty cycle correction processSONY COMPUTER ENTERTAINMENT INC·Filed 2006·Granted May 11, 2010·6 cites·20 claims
- 0771US7246739B2System of settlement transaction and methodHITACHI LTD·Filed 2004·Granted Jul 24, 2007·2 cites·12 claims
- 0867US8099604B2Communication system, method for transferring information, and information-communication deviceAIKAWA MAKOTO·Filed 2008·Granted Jan 17, 2012·4 cites·16 claims
- 0967US7628323B2System of settlement transaction and methodHITACHI LTD·Filed 2007·Granted Dec 8, 2009·2 cites·2 claims
- 1066US7917347B2Generating a worst case current waveform for testing of integrated circuit devicesIBM·Filed 2007·Granted Mar 29, 2011·3 cites·20 claims
- 1163US6288934B1Analog memory device and method for reading data stored thereinOKI ELECTRIC IND CO LTD·Filed 2000·Granted Sep 11, 2001·13 cites·23 claims
- 1262US6768926B2Controller, controlled device, control method, and control systemHITACHI LTD·Filed 2001·Granted Jul 27, 2004·10 cites·13 claims
- 1361US8489352B2Information recording medium, and process management apparatus and process management system using the information recording mediumHIGAKI HIROYUKI·Filed 2008·Granted Jul 16, 2013·2 cites·16 claims
- 1461US7456446B2Semiconductor deviceSONY CORP·Filed 2004·Granted Nov 25, 2008·11 cites·2 claims
- 1560US8339240B2Semiconductor element, biometric authentication method, biometric authentication system and mobile terminalAIKAWA MAKOTO·Filed 2009·Granted Dec 25, 2012·2 cites·11 claims
- 1660US6683956B1Encrypting conversion apparatus, decrypting conversion apparatus, cryptographic communication system, and electronic toll collection apparatusHITACHI LTD·Filed 1999·Granted Jan 27, 2004·36 cites·2 claims
- 1759US7263723B2Apparatus and method for outputting digital informationHITACHI LTD·Filed 2003·Granted Aug 28, 2007·3 cites·30 claims
- 1858US6898578B2Recording apparatus for recording digital informationHITACHI LTD·Filed 2002·Granted May 24, 2005·2 cites·5 claims
- 1957US7611047B2System of settlement transaction and methodHITACHI LTD·Filed 2007·Granted Nov 3, 2009·0 cites·3 claims
- 2057US6756819B2Synchronization circuitOKI ELECTRIC IND CO LTD·Filed 2002·Granted Jun 29, 2004·4 cites·4 claims
- 2153US10877454B2Communication method, central control device and individual control deviceHITACHI LTD·Filed 2017·Granted Dec 29, 2020·0 cites·13 claims
- 2253US8069361B2Method and program for setting microprocessor power supply voltageTAMURA TETSUJI·Filed 2006·Granted Nov 29, 2011·1 cites·16 claims
- 2353US8001326B2Portable terminalHITACHI LTD·Filed 2008·Granted Aug 16, 2011·0 cites·3 claims
- 2453US7174088B2Digital signal recording method, digital signal reproducing method, digital signal recording and reproducing method, and digital signal recording and reproducing apparatusHITACHI LTD·Filed 2001·Granted Feb 6, 2007·1 cites·7 claims
- 2551US2008317436A1Digital signal recorder with selective encryption and key generationSASAMOTO MANABU·Filed 2008·Application pending·0 cites
- 2651US2008180212A1Settlement terminal and ic cardAIKAWA MAKOTO·Filed 2008·Application pending·0 cites
- 2750US8094890B2Biometric authentication apparatus, biometric authentication system, IC card and biometric authentication methodAIKAWA MAKOTO·Filed 2007·Granted Jan 10, 2012·2 cites·5 claims
- 2849US7356645B2Portable terminal with an IC card mounted thereonHITACHI LTD·Filed 2004·Granted Apr 8, 2008·0 cites·12 claims
- 2946US8212652B2Biometric authentication method, biometric authentication system, IC card, and terminalINOUE TAKESHI·Filed 2009·Granted Jul 3, 2012·0 cites·18 claims
- 3046US2003026430A1Encrypting conversion apparatus, decrypting conversion apparatus, cryptographic communication system, and electronic toll collection apparatusFiled 2002·Application pending·0 cites
- 3146US2022048400A1Ev management systemHITACHI LTD·Filed 2020·Application pending·0 cites
- 3245US2008224833A1Ic memory, information communication apparatus, and information management systemAIKAWA MAKOTO·Filed 2008·Application pending·0 cites
- 3343US7404523B2IC card with a cipher key conversion functionHITACHI LTD·Filed 2004·Granted Jul 29, 2008·0 cites·6 claims
- 3443US6606385B1Data encrypting/decrypting conversion methods and apparatuses and data communication system adopting the sameHITACHI LTD·Filed 1998·Granted Aug 12, 2003·14 cites·21 claims
- 3543US2008189090A1System and Method for Determining a Guard Band for an Operating Voltage of an Integrated Circuit DeviceAIKAWA MAKOTO·Filed 2007·Application pending·0 cites
- 3641US2014028093A1Power transmitting device, power receiving device, power transmitting method of power transmitting device, and power receiving method of power receiving deviceAIKAWA MAKOTO·Filed 2012·Application pending·0 cites
- 3740US2001014154A1Data encrypting/decrypting conversion methods and apparatuses and data communication system adopting the sameHITACHI LTD·Filed 2001·Application pending·0 cites
- 3835US2010266121A1Ic chip and information processing apparatus mounting ic chipYAMAZAKI HIROKI·Filed 2010·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →