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Patent applications and USPTO patent grants for Grana; Paul.The latest application filed is for "systems and methods to combine strings of solar panels".
Patent | Date |
---|---|
Systems and methods to combine strings of solar panels Grant 10,819,117 - Grana October 27, 2 | 2020-10-27 |
Systems and Methods to Combine Strings of Solar Panels App 20180109113 - Grana; Paul | 2018-04-19 |
Systems and methods to combine strings of solar panels Grant 9,847,646 - Grana December 19, 2 | 2017-12-19 |
Systems And Methods To Combine Strings Of Solar Panels App 20150357821 - Grana; Paul | 2015-12-10 |
Systems and methods to combine strings of solar panels Grant 9,142,965 - Grana September 22, 2 | 2015-09-22 |
Systems and Methods to Combine Strings of Solar Panels App 20130026839 - Grana; Paul | 2013-01-31 |
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