Inventor · disambiguated record
Tadashi Umeji
Also filed as: UMEJI TADASHI
9 granted patents·3 pending applications·178 citations·filing 1983–2012
89Inventor score
Top patents by PatentIndex Score
12 records- 0193US6586874B1Image display device and light emission deviceTOSHIBA KK·Filed 1998·Granted Jul 1, 2003·96 cites·5 claims
- 0283US4831430AOptical semiconductor device and method of manufacturing the sameTOSHIBA KK·Filed 1988·Granted May 16, 1989·50 cites·10 claims
- 0380US7110061B2Image display device and light emission deviceTOSHIBA KK·Filed 2006·Granted Sep 19, 2006·5 cites·1 claims
- 0478US7982384B2Image display device and light emission deviceTOSHIBA KK·Filed 2006·Granted Jul 19, 2011·4 cites·23 claims
- 0574US6864627B2Image display device and light emission deviceTOSHIBA KK·Filed 2003·Granted Mar 8, 2005·11 cites·3 claims
- 0670US7675227B2Image display device and light emission deviceTOSHIBA KK·Filed 2007·Granted Mar 9, 2010·2 cites·20 claims
- 0758US4614873ASignal isolator with optical fiber grounding meansTOKYO SHIBAURA ELECTRIC CO·Filed 1983·Granted Sep 30, 1986·10 cites·10 claims
- 0853US7583019B2Semiconductor light-emitting device with wavelength change materialTOSHIBA KK·Filed 2006·Granted Sep 1, 2009·0 cites·19 claims
- 0949US8193693B2Image display device and light emission deviceKOMOTO SATOSHI·Filed 2011·Granted Jun 5, 2012·0 cites·23 claims
- 1048US2012211766A1Image display device and light emission deviceKOMOTO SATOSHI·Filed 2012·Application pending·0 cites
- 1145US2008042554A1Image display device and light emission deviceTOSHIBA KK·Filed 2007·Application pending·0 cites
- 1243US2005041010A1Image display device and light emission deviceTOSHIBA KK·Filed 2004·Application pending·0 cites
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