Inventor · disambiguated record
Tetsu Umeda
Also filed as: UMEDA TETSU
8 granted patents·5 pending applications·60 citations·filing 1992–2017
83Inventor score
Top patents by PatentIndex Score
13 records- 0180US6303091B1Metal oxide powder and method for the production of the sameSUMITOMO CHEMICAL CO·Filed 1994·Granted Oct 16, 2001·27 cites·11 claims
- 0269US8384284B2Phosphors having high light emission luminescenceUNIV NIIGATA·Filed 2009·Granted Feb 26, 2013·3 cites·8 claims
- 0361US5688480AComplex metal oxide powder and method for the production of the sameSUMITOMO CHEMICAL CO·Filed 1994·Granted Nov 18, 1997·16 cites·23 claims
- 0449US8017039B2Fluorescent body for use in a near-ultraviolet excitation light-emitting elementUNIV NIIGATA·Filed 2009·Granted Sep 13, 2011·0 cites·5 claims
- 0547US2011018426A1Fluorophores and manufacturing method thereofNIGATA UNIVERSITY·Filed 2009·Application pending·0 cites
- 0646US5851649AInorganic porous sintered body and filterSUMITOMO CHEMICAL CO·Filed 1996·Granted Dec 22, 1998·11 cites·12 claims
- 0746US2004219087A1Metal oxide powder and method for the production of the sameMOHRI MASAHIDE·Filed 2001·Application pending·0 cites
- 0845US10906816B2Alumina and method for producing automotive catalyst using sameSUMITOMO CHEMICAL CO·Filed 2017·Granted Feb 2, 2021·0 cites·6 claims
- 0935US2013284976A1Method for producing crystalline materialTODA KENJI·Filed 2011·Application pending·0 cites
- 1034US5496513APreparation method of dense sintered bodies for solid electrolytesSUMITOMO CHEMICAL CO·Filed 1992·Granted Mar 5, 1996·3 cites·6 claims
- 1134US2013292733A1Crystalline material, and light-emitting device and white led using sameTODA KENJI·Filed 2011·Application pending·0 cites
- 1234US2013292609A1Phosphor manufacturing methodTODA KENJI·Filed 2011·Application pending·0 cites
- 1333US8084014B2Barium titanate powder and method for producing sameUMEDA TETSU·Filed 2004·Granted Dec 27, 2011·0 cites·6 claims
Join the waitlist — get patent alerts
Get an alert when Tetsu Umeda 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 →