Inventor · disambiguated record
Ryuzo Kawabata
Also filed as: KAWABATA RYUZO
13 granted patents·6 pending applications·92 citations·filing 2009–2023
88Inventor score
Files withHITACHI LTD8KANDORI AKIHIKO4HITACHI HIGH-TECH FINE SYSTEMS CORP2HITACHI HIGH TECH CORP1KAMADA YUDAI1
Top patents by PatentIndex Score
19 records- 0197US9366735B2Optical pumping magnetometerHITACHI LTD·Filed 2013·Granted Jun 14, 2016·53 cites·4 claims
- 0296US10989694B2Rail inspection systemHITACHI HIGH TECH FINE SYSTEMS CORP·Filed 2017·Granted Apr 27, 2021·15 cites·7 claims
- 0389US10162021B2Magnetic field measurement deviceHITACHI LTD·Filed 2013·Granted Dec 25, 2018·8 cites·6 claims
- 0486US10215816B2Magnetic field measuring apparatusHITACHI LTD·Filed 2013·Granted Feb 26, 2019·7 cites·6 claims
- 0577US10739311B2Rail inspection systemHITACHI HIGH-TECH FINE SYSTEMS CORP·Filed 2017·Granted Aug 11, 2020·2 cites·4 claims
- 0672US9055893B2Degree of hardness measurement system and degree of hardness measurement methodKANDORI AKIHIKO·Filed 2012·Granted Jun 16, 2015·2 cites·5 claims
- 0764US9310447B2Magnetic field measuring apparatus and method for manufacturing sameKAMADA YUDAI·Filed 2011·Granted Apr 12, 2016·2 cites·15 claims
- 0862US8118758B2Living body inspection apparatusKANDORI AKIHIKO·Filed 2009·Granted Feb 21, 2012·3 cites·16 claims
- 0960US10247789B2Magnetoresistive sensor and gradiometerHITACHI LTD·Filed 2017·Granted Apr 2, 2019·0 cites·9 claims
- 1057US2023399036A1Rail state monitoring apparatus and rail state monitoring methodHITACHI LTD·Filed 2023·Application pending·0 cites
- 1152US11872028B2Biological measurement methodHITACHI LTD·Filed 2020·Granted Jan 16, 2024·0 cites·13 claims
- 1249US9448204B2Magnetic immunoassay using AC susceptibility measurementHITACHI LTD·Filed 2013·Granted Sep 20, 2016·0 cites·10 claims
- 1349US2015212166A1Magnetoresistive sensor and gradiometerKANDORI AKIHIKO·Filed 2012·Application pending·0 cites
- 1445US9468581B2Compression depth calculation system and compression depth calculation methodKANDORI AKIHIKO·Filed 2011·Granted Oct 18, 2016·0 cites·6 claims
- 1542US10591442B2Rail check device and rail check systemHITACHI HIGH TECH CORP·Filed 2016·Granted Mar 17, 2020·0 cites·12 claims
- 1642US2016169989A1Magnetic field measuring apparatusHITACHI LTD·Filed 2013·Application pending·0 cites
- 1739US2013057288A1Magnetic measurement system and method for measuring magnetic fieldOGATA KUNIOMI·Filed 2012·Application pending·0 cites
- 1838US2013121879A1Magnetic-Field Measurement DeviceKAWABATA RYUZO·Filed 2011·Application pending·0 cites
- 1936US2013341745A1Magnetic Field Measurement ApparatusSUZUKI SEIICHI·Filed 2011·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →