Inventor · disambiguated record
Kazumasa Ueda
Also filed as: UEDA KAZUMASA
11 granted patents·9 pending applications·238 citations·filing 1996–2017
89Inventor score
Top patents by PatentIndex Score
20 records- 0194US7645625B2Method for fine processing of substrate, method for fabrication of substrate, and light emitting deviceSUMITOMO CHEMICAL CO·Filed 2007·Granted Jan 12, 2010·27 cites·27 claims
- 0291US5804513AAbrasive composition and use of the sameSUMITOMO CHEMICAL CO·Filed 1997·Granted Sep 8, 1998·113 cites·14 claims
- 0389US5697992AAbrasive particle, method for producing the same, and method of use of the sameSUMITOMO CHEMICAL CO·Filed 1996·Granted Dec 16, 1997·65 cites·17 claims
- 0488US7811839B2Semiconductor light emitting device and method for manufacturing the sameSUMITOMO CHEMICAL CO·Filed 2006·Granted Oct 12, 2010·14 cites·18 claims
- 0578US8169004B2Compound semiconductor epitaxial substrate and process for producing the sameKOHIRO KENJI·Filed 2005·Granted May 1, 2012·7 cites·5 claims
- 0670US8097891B2Group III nitride semiconductor light emitting device and method for producing the sameKASAHARA KENJI·Filed 2007·Granted Jan 17, 2012·4 cites·20 claims
- 0763US8097887B2Light emitting device having a monotone decreasing functionYAMANAKA SADANORI·Filed 2007·Granted Jan 17, 2012·2 cites·18 claims
- 0859US6800105B2Abrasive for metalSUMITOMO CHEMICAL CO·Filed 2001·Granted Oct 5, 2004·6 cites·9 claims
- 0947US7595259B2Method for manufacturing compound semiconductor substrate with pn junctionSUMITOMO CHEMICAL CO·Filed 2005·Granted Sep 29, 2009·0 cites·7 claims
- 1045US2017326851A1Optical film, flexible device member comprising the optical film, and resin compositionSUMITOMO CHEMICAL CO·Filed 2017·Application pending·0 cites
- 1144US2009093122A1Method For Producing Group III-V Nitride Semiconductor SubstrateSUMITOMO CHEMICAL CO·Filed 2007·Application pending·0 cites
- 1242US8691674B2Method for producing group 3-5 nitride semiconductor and method for producing light-emitting deviceYAMANAKA SADANORI·Filed 2006·Granted Apr 8, 2014·0 cites·15 claims
- 1342US2009236629A1Sustrate and Semiconductor Light-Emitting DeviceSUMITOMO CHEMICAL CO·Filed 2006·Application pending·0 cites
- 1441US2009008652A1Free-Standing Substrate, Method for Producing the Same and Semiconductor Light-Emitting DeviceSUMITOMO CHEMICAL CO·Filed 2006·Application pending·0 cites
- 1540US8906158B2Method for producing compound semiconductor epitaxial substrate having PN junctionKOHIRO KENJI·Filed 2005·Granted Dec 9, 2014·0 cites·14 claims
- 1640US2008087881A1Semiconductor Multilayer Substrate, Method For Producing Same And Light-Emitting DeviceUEDA KAZUMASA·Filed 2005·Application pending·0 cites
- 1740US2007082467A1Method for manufacturing compound semiconductor substrateSUMITOMO CHEMICAL CO·Filed 2004·Application pending·0 cites
- 1839US2002098778A1Polishing pad, polishing apparatus and polishing method using the sameFiled 2001·Application pending·0 cites
- 1934US2007158684A1Compound semiconductor, method of producing the same, and compound semiconductor deviceSUMITOMO CHEMICAL CO·Filed 2004·Application pending·0 cites
- 2032US2003017785A1Metal polish composition and polishing methodFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →