Inventor · disambiguated record
Taku Sumitomo
Also filed as: SUMITOMO TAKU
11 granted patents·3 pending applications·157 citations·filing 1993–2010
91Inventor score
Files withUSHIO ELECTRIC INC5SUMITOMO TAKU3MATSUSHITA ELECTRIC WORKS LTD2YASUDA YUKIO2YOKOTA TOSHIO1
Top patents by PatentIndex Score
14 records- 0195US8242695B2Laser driven light sourceSUMITOMO TAKU·Filed 2010·Granted Aug 14, 2012·33 cites·17 claims
- 0293US8182127B2Light sourceYASUDA YUKIO·Filed 2009·Granted May 22, 2012·27 cites·13 claims
- 0392US8253926B2Exposure deviceSUMITOMO TAKU·Filed 2009·Granted Aug 28, 2012·19 cites·12 claims
- 0490US8358069B2Lighting method of light source apparatusUSHIO ELECTRIC INC·Filed 2010·Granted Jan 22, 2013·8 cites·5 claims
- 0587US8288947B2Light source deviceYOKOTA TOSHIO·Filed 2010·Granted Oct 16, 2012·11 cites·10 claims
- 0673US8651701B2Light source deviceYASUDA YUKIO·Filed 2009·Granted Feb 18, 2014·3 cites·7 claims
- 0773US7459708B2Extreme UV radiation source device and method for eliminating debris which forms within the deviceUSHIO ELECTRIC INC·Filed 2006·Granted Dec 2, 2008·10 cites·3 claims
- 0873US5519285AElectrodeless discharge lampMATSUSHITA ELECTRIC WORKS LTD·Filed 1993·Granted May 21, 1996·30 cites·7 claims
- 0969US7479645B2Device for producing extreme UV radiationUSHIO ELECTRIC INC·Filed 2006·Granted Jan 20, 2009·8 cites·6 claims
- 1053US8540757B2Phototherapy apparatus using excimer radiationSUMITOMO TAKU·Filed 2006·Granted Sep 24, 2013·1 cites·10 claims
- 1153US2010164380A1Light sourceUSHIO ELECTRIC INC·Filed 2009·Application pending·0 cites
- 1247US5814944AHigh pressure sodium vapor lamp with high color renderingMATSUSHITA ELECTRIC WORKS LTD·Filed 1997·Granted Sep 29, 1998·7 cites·15 claims
- 1340US2005186125A1Treatment apparatusFiled 2005·Application pending·0 cites
- 1440US2007233210A1Phototherapy deviceUSHIO ELECTRIC INC·Filed 2007·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Taku Sumitomo 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 →