Inventor · disambiguated record
Yasumasa Sasaki
Also filed as: SASAKI YASUMASA
24 granted patents·24 pending applications·162 citations·filing 1991–2018
95Inventor score
Top patents by PatentIndex Score
48 records- 0192US5262365AQuartz glass doped with rare earth element and production thereofFURUKAWA ELECTRIC CO LTD·Filed 1991·Granted Nov 16, 1993·61 cites·13 claims
- 0289US8309982B2Group-III nitride semiconductor light-emitting device, method for manufacturing the same, and lampHANAWA KENZO·Filed 2009·Granted Nov 13, 2012·14 cites·8 claims
- 0387US8471266B2Group III nitride semiconductor multilayer structure and production method thereofHANAWA KENZO·Filed 2012·Granted Jun 25, 2013·7 cites·18 claims
- 0487US8211727B2Group III nitride semiconductor multilayer structure and production method thereofHANAWA KENZO·Filed 2009·Granted Jul 3, 2012·11 cites·17 claims
- 0586US8198179B2Method for producing group III nitride semiconductor light-emitting deviceSASAKI YASUMASA·Filed 2008·Granted Jun 12, 2012·14 cites·24 claims
- 0683US8168460B2Method for manufacturing group III nitride compound semiconductor light-emitting device, group III nitride compound semiconductor light-emitting device, and lampMIKI HISAYUKI·Filed 2007·Granted May 1, 2012·8 cites·14 claims
- 0778US8263190B2Method of producing magnetic recording medium, and magnetic recording and reading deviceFUKUSHIMA MASATO·Filed 2008·Granted Sep 11, 2012·3 cites·13 claims
- 0878US8099461B2Conference system and its multimedia data storage methodMATSUKAWA FUMIKAZU·Filed 2007·Granted Jan 17, 2012·13 cites·8 claims
- 0977US8081738B2Visual communication system and its main apparatusTAKEDA NOBUYUKI·Filed 2008·Granted Dec 20, 2011·5 cites·12 claims
- 1075US8213118B2Magnetic recording medium, method for production thereof and magnetic recording and reproducing deviceFUKUSHIMA MASATO·Filed 2007·Granted Jul 3, 2012·2 cites·1 claims
- 1175US7749785B2Manufacturing method of group III nitride semiconductor light-emitting deviceSHOWA DENKO KK·Filed 2008·Granted Jul 6, 2010·4 cites·12 claims
- 1274US8389048B2Magnetic recording medium, method for production thereof and magnetic recording and reproducing deviceFUKUSHIMA MASATO·Filed 2007·Granted Mar 5, 2013·2 cites·5 claims
- 1373US8882971B2Sputtering apparatus and manufacturing method of semiconductor light-emitting elementMIKI HISAYUKI·Filed 2011·Granted Nov 11, 2014·2 cites·2 claims
- 1471US8389313B2Deposition method of III group nitride compound semiconductor laminated structureMIKI HISAYUKI·Filed 2007·Granted Mar 5, 2013·3 cites·12 claims
- 1570US10854448B2Plasma generating device, plasma sputtering device, and plasma sputtering methodUNIV TOHOKU·Filed 2018·Granted Dec 1, 2020·1 cites·16 claims
- 1670US8097482B2Method for manufacturing group III nitride semiconductor, method for manufacturing group III nitride semiconductor light-emitting device, group III nitride semiconductor light-emitting device, and lampHANAWA KENZO·Filed 2008·Granted Jan 17, 2012·3 cites·21 claims
- 1767US8227284B2Group-III nitride compound semiconductor light-emitting device, method of manufacturing group-III nitride compound semiconductor light-emitting device, and lampMIKI HISAYUKI·Filed 2007·Granted Jul 24, 2012·2 cites·14 claims
- 1867US7585690B2Process for producing group III nitride compound semiconductor light emitting device, group III nitride compound semiconductor light emitting device and lampSHOWA DENKO KK·Filed 2007·Granted Sep 8, 2009·2 cites·13 claims
- 1966US8148712B2Group III nitride compound semiconductor stacked structureMIKI HISAYUKI·Filed 2007·Granted Apr 3, 2012·2 cites·27 claims
- 2064US7688751B2Server apparatusTOSHIBA KK·Filed 2007·Granted Mar 30, 2010·2 cites·4 claims
- 2158US8557092B2Sputtering deposition apparatus and backing plate for use in sputtering deposition apparatusMIKI HISAYUKI·Filed 2007·Granted Oct 15, 2013·0 cites·8 claims
- 2257US8802187B2Solar cell and process for producing the sameIKENOUE YOSHIAKI·Filed 2010·Granted Aug 12, 2014·1 cites·4 claims
- 2351US7923034B2Process for producing microparticlesSANTEN PHARMACEUTICAL CO LTD·Filed 2004·Granted Apr 12, 2011·0 cites·12 claims
- 2451US2008223434A1Solar cell and process for producing the sameSHOWA DENKO KK·Filed 2008·Application pending·0 cites
- 2549US2009180213A1Magnetic recording medium, method for production thereof, and magnetic recording and reproducing driveSHOWA DENKO KK·Filed 2007·Application pending·0 cites
- 2648US2008101586A1Server apparatusTOSHIBA KK·Filed 2007·Application pending·0 cites
- 2748US2009289270A1Group iii nitride semiconductor multilayer structure and production method thereofSHOWA DENKO KK·Filed 2009·Application pending·0 cites
- 2847US2009003248A1Conference system and server apparatus thereforTOSHIBA KK·Filed 2008·Application pending·0 cites
- 2947US2007223676A1Server apparatusTOSHIBA KK·Filed 2007·Application pending·0 cites
- 3046US2007127641A1Server apparatusTOSHIBA KK·Filed 2006·Application pending·0 cites
- 3146US2008137559A1Conference systemTOSHIBA KK·Filed 2007·Application pending·0 cites
- 3246US2006286173A1Drug delivery system for sub-tenon s capsule adminstration of fine grainsYAMADA KAZUHITO·Filed 2004·Application pending·0 cites
- 3346US2007223664A1Server apparatusTOSHIBA KK·Filed 2007·Application pending·0 cites
- 3445US2008121924A1Apparatus for manufacturing group iii nitride compound semiconductor light-emitting device, method of manufacturing group iii nitride compound semiconductor light-emitting device, group iii nitride compound semiconductor light-emitting device, and lampSHOWA DENKO KK·Filed 2007·Application pending·0 cites
- 3545US2007121888A1Server apparatusTOSHIBA KK·Filed 2006·Application pending·0 cites
- 3645US2007071202A1Server apparatusTOSHIBA KK·Filed 2006·Application pending·0 cites
- 3745US2007071191A1Server apparatusTOSHIBA KK·Filed 2006·Application pending·0 cites
- 3843US2008104691A1Communication systemTOSHIBA KK·Filed 2007·Application pending·0 cites
- 3942US2007118594A1Communication systemTOSHIBA KK·Filed 2006·Application pending·0 cites
- 4041US2002080931A1Method for changing function of electronic device, customer center, dealer system and user systemTOSHIBA KK·Filed 2002·Application pending·0 cites
- 4141US2006215637A1Visual communication server, visual communication program and visual communication methodFUKAZAWA SHIGERU·Filed 2005·Application pending·0 cites
- 4241US2007071179A1Server apparatusTOSHIBA AMERICA INF SYST·Filed 2006·Application pending·0 cites
- 4340US2006282535A1Server apparatusMATSUKAWA FUMIKAZU·Filed 2006·Application pending·0 cites
- 4439US2006268846A1Server apparatusSHIMA KOJI·Filed 2006·Application pending·0 cites
- 4539US2001028710A1Exchange system, telephone exchange apparatus, and computer apparatusTOSHIBA KK·Filed 2001·Application pending·0 cites
- 4637US8588388B2Telephone system and server apparatus and control method used in telephone systemSASAKI YASUMASA·Filed 2012·Granted Nov 19, 2013·0 cites·15 claims
- 4736US2002182823A1Wafer oxidation reactor and a method for forming a semiconductor deviceFiled 2001·Application pending·0 cites
- 4835US2007019630A1Communication system, server apparatus and data terminal apparatusKASHIMOTO SHINICHI·Filed 2006·Application pending·0 cites
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