Inventor · disambiguated record
Akira Tsumura
Also filed as: TSUMURA AKIRA
21 granted patents·1 pending application·1,087 citations·filing 1987–2016
96Inventor score
Top patents by PatentIndex Score
22 records- 0196US5892244AField effect transistor including πconjugate polymer and liquid crystal display including the field effect transistorMITSUBISHI ELECTRIC CORP·Filed 1997·Granted Apr 6, 1999·248 cites·5 claims
- 0296US5500537AField-effect transistor with at least two different semiconductive organic channel compoundsMITSUBISHI ELECTRIC CORP·Filed 1993·Granted Mar 19, 1996·243 cites·14 claims
- 0393US6060338AMethod of making a field effect transistorMITSUBISHI ELECTRIC CORP·Filed 1999·Granted May 9, 2000·124 cites·20 claims
- 0489US5107308AField-effect transistorMITSUBISHI ELECTRIC CORP·Filed 1987·Granted Apr 21, 1992·87 cites·35 claims
- 0583US6060333AMethod of making a liquid crystal display including a field effect transistorMITSUBISHI ELECTRIC CORP·Filed 1999·Granted May 9, 2000·62 cites·12 claims
- 0682US9893493B2Surface emitting quantum cascade laserTOSHIBA KK·Filed 2016·Granted Feb 13, 2018·3 cites·20 claims
- 0781US6335779B1Liquid crystal display apparatus and method for producing TFT using thereforMISTUBISHI DENKI KAUBSHIKI KAI·Filed 2000·Granted Jan 1, 2002·30 cites·17 claims
- 0880US6975386B2Film quality inspecting method and film quality inspecting apparatusTOSHIBA KK·Filed 2002·Granted Dec 13, 2005·18 cites·17 claims
- 0975US7330088B2Waveguide orthomode transducerMITSUBISHI ELECTRIC CORP·Filed 2004·Granted Feb 12, 2008·12 cites·7 claims
- 1070US5959712AMethod of manufacturing a liquid crystal display element having a decreased fluctuation of aperture ratioMITSUBISHI ELECTRIC CORP·Filed 1997·Granted Sep 28, 1999·41 cites·12 claims
- 1168US5893625AMethod for manufacturing liquid crystal display deviceMITSUBISHI ELECTRIC CORP·Filed 1997·Granted Apr 13, 1999·39 cites·3 claims
- 1264US5905553ALiquid crystal displayMITSUBISHI ELECTRIC CORP·Filed 1998·Granted May 18, 1999·34 cites·4 claims
- 1359US6166795ALiquid crystal display apparatus including a conductive layer on an array substrate thereofMITSUBISHI ELECTRIC CORP·Filed 1999·Granted Dec 26, 2000·26 cites·3 claims
- 1458US6313898B1Liquid crystal display device having intermediate alignment film in a region between adjacent pixelsMITSUBISHI ELECTRIC CORP·Filed 1998·Granted Nov 6, 2001·25 cites·5 claims
- 1558US6141078AIPS type liquid crystal display apparatus having in-plane retardation value of less than zero and not more than 20MITSUBISHI ELECTRIC CORP·Filed 1999·Granted Oct 31, 2000·26 cites·11 claims
- 1657US6181399B1Reflective type liquid crystal display having scattering polarizerMITSUBISHI ELECTRIC CORP·Filed 1999·Granted Jan 30, 2001·25 cites·8 claims
- 1754US6211933B1Reflective type liquid crystal display with scattering polarizerMITSUBISHI ELECTRIC CORP·Filed 1999·Granted Apr 3, 2001·21 cites·6 claims
- 1851US6791439B2Connection structure for high-frequency circuit substrate, manufacturing method thereof and high frequency circuit deviceMITSUBISHI ELECTRIC CORP·Filed 2003·Granted Sep 14, 2004·4 cites·13 claims
- 1942US6356329B1Liquid crystal display apparatus with reduced visual angle degradationMITSUBISHI ELECTRIC CORP·Filed 1999·Granted Mar 12, 2002·11 cites·8 claims
- 2040US10714897B2Distributed feedback semiconductor laserTOSHIBA KK·Filed 2016·Granted Jul 14, 2020·0 cites·12 claims
- 2138US6215537B1Liquid crystal display having backscattering polarizerMITSUBISHI ELECTRIC CORP·Filed 1999·Granted Apr 10, 2001·8 cites·7 claims
- 2235US2001048499A1Liquid crystal displaying apparatus and method for manufacturing array substrate used thereforMITSUBISHI ELECTRIC CORP·Filed 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →