Inventor · disambiguated record
Masumi Umezawa
Also filed as: UMEZAWA MASUMI
26 granted patents·2 pending applications·1,732 citations·filing 1997–2020
97Inventor score
Top patents by PatentIndex Score
28 records- 0198US7060997B2Particle therapy systemHITACHI LTD·Filed 2005·Granted Jun 13, 2006·184 cites·1 claims
- 0298US6936832B2Particle therapy systemHITACHI LTD·Filed 2004·Granted Aug 30, 2005·190 cites·4 claims
- 0397US6365894B2Electromagnet and magnetic field generating apparatusHITACHI LTD·Filed 2001·Granted Apr 2, 2002·146 cites·6 claims
- 0497US6236043B1Electromagnet and magnetic field generating apparatusHITACHI LTD·Filed 1998·Granted May 22, 2001·134 cites·8 claims
- 0596US7755305B2Charged particle beam extraction system and methodHITACHI LTD·Filed 2008·Granted Jul 13, 2010·164 cites·12 claims
- 0696US6008499ASynchrotron type accelerator and medical treatment system employing the sameHITACHI LTD·Filed 1997·Granted Dec 28, 1999·158 cites·7 claims
- 0795US7439528B2Particle therapy system and methodHITACHI LTD·Filed 2004·Granted Oct 21, 2008·156 cites·31 claims
- 0894US6774383B2Particle therapy systemHITACHI LTD·Filed 2003·Granted Aug 10, 2004·231 cites·19 claims
- 0988US9012873B2Treatment planning system, device for calculating a scanning path and particle therapy systemHITACHI LTD·Filed 2014·Granted Apr 21, 2015·21 cites·10 claims
- 1088US8796648B2Treatment planning system, device for calculating a scanning path and particle therapy systemHITACHI LTD·Filed 2013·Granted Aug 5, 2014·22 cites·10 claims
- 1187US12201855B2Particle beam therapy system and magnetic resonance imaging apparatusHITACHI HIGH TECH CORP·Filed 2020·Granted Jan 21, 2025·2 cites·14 claims
- 1287US8581218B2Treatment planning system, device for calculating a scanning path and particle therapy systemFUJIMOTO RINTARO·Filed 2011·Granted Nov 12, 2013·29 cites·15 claims
- 1386US10548212B2Accelerator and particle beam irradiation systemHITACHI LTD·Filed 2014·Granted Jan 28, 2020·13 cites·20 claims
- 1484US8916841B2Particle therapy systemHITACHI LTD·Filed 2013·Granted Dec 23, 2014·23 cites·4 claims
- 1584US6087670ASynchrotron type accelerator and medical treatment system employing the sameHITACHI LTD·Filed 1999·Granted Jul 11, 2000·192 cites·4 claims
- 1683US10306745B2Accelerator and particle beam irradiation systemHITACHI LTD·Filed 2014·Granted May 28, 2019·9 cites·18 claims
- 1783US9302121B2Particle therapy systemHITACHI LTD·Filed 2014·Granted Apr 5, 2016·20 cites·8 claims
- 1880US9750957B2System for irradiating charged particles and method for irradiating charged particlesHITACHI LTD·Filed 2015·Granted Sep 5, 2017·4 cites·17 claims
- 1975US9061144B2System for irradiating charged particles and method for irradiating charged particlesHITACHI LTD·Filed 2012·Granted Jun 23, 2015·8 cites·7 claims
- 2071US11904185B2Particle therapy system, dose distribution evaluation system, and method for operating particle therapy systemHITACHI LTD·Filed 2019·Granted Feb 20, 2024·2 cites·13 claims
- 2170US9757590B2Charged particle beam systemHITACHI LTD·Filed 2014·Granted Sep 12, 2017·5 cites·17 claims
- 2268US10117320B2Accelerator and particle beam irradiation systemHITACHI LTD·Filed 2014·Granted Oct 30, 2018·5 cites·16 claims
- 2368US9308394B2Particle beam irradiation system and operating methodHITACHI LTD·Filed 2013·Granted Apr 12, 2016·7 cites·25 claims
- 2467US8742699B2Charged particle beam generator, charged particle irradiation system, method for operating charged particle beam generator and method for operating charged particle irradiation systemUMEZAWA MASUMI·Filed 2011·Granted Jun 3, 2014·6 cites·19 claims
- 2558US9596746B2Charged particle beam generator, charged particle irradiation system, method for operating charged particle beam generator and method for operating charged particle irradiation systemHITACHI LTD·Filed 2015·Granted Mar 14, 2017·1 cites·11 claims
- 2650US2015217138A1Treatment planning system, device for calculating a scanning path and particle therapy systemHITACHI LTD·Filed 2015·Application pending·0 cites
- 2739US10456596B2Particle therapy systemHITACHI LTD·Filed 2015·Granted Oct 29, 2019·0 cites·10 claims
- 2837US2017216622A1Treatment planning device, treatment planning method, control device, and particle beam treatment systemHITACHI LTD·Filed 2017·Application pending·0 cites
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