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Patent applications and USPTO patent grants for Frucht; Johannes.The latest application filed is for "cycle test method".
Patent | Date |
---|---|
Cycle test method Grant 10,983,169 - Frucht April 20, 2 | 2021-04-20 |
Supply voltage detection device and method for detecting a supply voltage Grant 10,520,962 - Frucht Dec | 2019-12-31 |
Electronic ballast and method for controlling a load Grant 10,154,563 - Frucht Dec | 2018-12-11 |
Cycle Test Method App 20180348306 - Frucht; Johannes | 2018-12-06 |
Electronic Ballast and Method for Controlling a Load App 20170290126 - Frucht; Johannes | 2017-10-05 |
Supply Voltage Detection Device and Method for Detecting a Supply Voltage App 20170269621 - Frucht; Johannes | 2017-09-21 |
Apparatus and method for monitoring at least one fluorescent lamp Grant 8,018,179 - Frucht September 13, 2 | 2011-09-13 |
Method and device for supplying at least one load Grant 7,723,954 - Frucht May 25, 2 | 2010-05-25 |
Apparatus And Method For Monitoring At Least One Fluorescent Lamp App 20090309518 - Frucht; Johannes | 2009-12-17 |
Method and device for supplying at least one load App 20070052295 - Frucht; Johannes | 2007-03-08 |
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