Inventor · disambiguated record
Masataka Yanagihara
Also filed as: YANAGIHARA MASATAKA
7 granted patents·4 pending applications·89 citations·filing 2001–2012
86Inventor score
Top patents by PatentIndex Score
11 records- 0190US7652282B2Semiconductor wafer, devices made therefrom, and method of fabricationSANKEN ELECTRIC CO LTD·Filed 2008·Granted Jan 26, 2010·23 cites·22 claims
- 0289US7569870B2Gallium-nitride-based compound semiconductor deviceSANKEN ELECTRIC CO LTD·Filed 2005·Granted Aug 4, 2009·20 cites·17 claims
- 0383US7745850B2Nitride-based semiconductor device with reduced leakage currentSANKEN ELECTRIC CO LTD·Filed 2006·Granted Jun 29, 2010·11 cites·13 claims
- 0482US8530935B2Semiconductor device with buffer layer for mitigating stress exerted on compound semiconductor layerYANAGIHARA MASATAKA·Filed 2012·Granted Sep 10, 2013·9 cites·7 claims
- 0575US8704207B2Semiconductor device having nitride semiconductor layerYANAGIHARA MASATAKA·Filed 2012·Granted Apr 22, 2014·5 cites·16 claims
- 0668US7518154B2Nitride semiconductor substrate and semiconductor element built thereonSANKEN ELECTRIC CO LTD·Filed 2004·Granted Apr 14, 2009·14 cites·15 claims
- 0758US6979844B2Light-emitting semiconductor device and method of fabricationSANKEN ELECTRIC CO LTD·Filed 2003·Granted Dec 27, 2005·7 cites·3 claims
- 0846US2005247948A1Light-emitting semiconductor device and method of fabricationMOKU TETSUJI·Filed 2005·Application pending·0 cites
- 0938US2007196993A1Semiconductor elementIWAKAMI SHINICHI·Filed 2007·Application pending·0 cites
- 1037US2002158253A1Light-emitting semiconductor device and method of fabricationFiled 2001·Application pending·0 cites
- 1137US2007228401A1Semiconductor deviceMACHIDA OSAMU·Filed 2007·Application pending·0 cites
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