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Masataka Yanagihara

This inventor holds 7 USPTO granted patents. Top assignee: Sanken Electric Co., Ltd.. Active years: 2005-2014.

USPTO Granted Patents = 7

% Patents Active = 57.1

Average Co-Inventor Count = 1.9

ph-index = 5

Forward Citations = 53(Granted Patents)

Location History:

Fujimi, JP (2005)
Saitama, JP (2010)
Niiza, JP (2009 - 2014)

Company Filing History:

Sanken Electric Co., Ltd.

Years Active: 2005-2014

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7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8704207 - Semiconductor device having nitride semiconductor layer (2014-04-22),

2. 8530935 - Semiconductor device with buffer layer for mitigating stress exerted on compound semiconductor layer (2013-09-10),

3. 7745850 - Nitride-based semiconductor device with reduced leakage current (2010-06-29),

4. 7652282 - Semiconductor wafer, devices made therefrom, and method of fabrication (2010-01-26),

5. 7569870 - Gallium-nitride-based compound semiconductor device (2009-08-04),

6. 7518154 - Nitride semiconductor substrate and semiconductor element built thereon (2009-04-14),

7. 6979844 - Light-emitting semiconductor device and method of fabrication (2005-12-27),

Profile summary based on public USPTO records.

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