Inventor · disambiguated record
Yoshihiko Tsuchida
Also filed as: TSUCHIDA YOSHIHIKO
10 granted patents·5 pending applications·94 citations·filing 2001–2008
88Inventor score
Top patents by PatentIndex Score
15 records- 0190US8053811B2Group 3-5 nitride semiconductor multilayer substrate, method for manufacturing group 3-5 nitride semiconductor free-standing subtrate, and semiconductor elementSUMITOMO CHEMICAL CO·Filed 2006·Granted Nov 8, 2011·19 cites·10 claims
- 0285US7956366B2Monolithic light emitting device and driving method thereforSUMITOMO CHEMICAL CO·Filed 2007·Granted Jun 7, 2011·15 cites·17 claims
- 0382US7459326B2Method for producing and epitaxial substrate for compound semiconductor light-emitting deviceSUMITOMO CHEMICAL CO·Filed 2006·Granted Dec 2, 2008·8 cites·9 claims
- 0471US6875273B2Method and system for manufacturing III-V Group compound semiconductor and III-V Group compound semiconductorSUMITOMO CHEMICAL CO·Filed 2002·Granted Apr 5, 2005·16 cites·26 claims
- 0567US7098484B2Epitaxial substrate for compound semiconductor light-emitting device, method for producing the same and light-emitting deviceSUMITOMO CHEMICAL CO·Filed 2003·Granted Aug 29, 2006·13 cites·7 claims
- 0659US7754515B2Compound semiconductor and method for producing sameSUMITOMO CHEMICAL CO·Filed 2004·Granted Jul 13, 2010·8 cites·6 claims
- 0759US6806502B23-5 Group compound semiconductor and light emitting deviceSUMITOMO CHEMICAL COMPANY LIMT·Filed 2001·Granted Oct 19, 2004·10 cites·8 claims
- 0856US7229493B23-5 group compound semiconductor, process for producing the same, and compound semiconductor element using the sameSUMITOMO CHEMICAL CO·Filed 2003·Granted Jun 12, 2007·5 cites·2 claims
- 0946US2009320746A1Method for producing group iii-v compound semiconductorSUMITOMO CHEMICAL CO·Filed 2008·Application pending·0 cites
- 1043US2009159848A1Fluorescent SubstanceSUMITOMO CHEMICAL CO·Filed 2006·Application pending·0 cites
- 1142US8691674B2Method 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
- 1242US2009236629A1Sustrate and Semiconductor Light-Emitting DeviceSUMITOMO CHEMICAL CO·Filed 2006·Application pending·0 cites
- 1341US2009008652A1Free-Standing Substrate, Method for Producing the Same and Semiconductor Light-Emitting DeviceSUMITOMO CHEMICAL CO·Filed 2006·Application pending·0 cites
- 1439US2009261364A1Fluorescent substanceUEDA KYOTA·Filed 2005·Application pending·0 cites
- 1536US7205577B2Group 3-5 compound semiconductor and light emitting diodeSUMITOMO CHEMICAL COMPANY LIMT·Filed 2002·Granted Apr 17, 2007·0 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when Yoshihiko Tsuchida files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →