Michael Grutkowski

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Lawrence Park, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Electronics enclosure
- Patent number D873228
- Issue date Jan 21, 2020
- Transportation Holdings, LLC
- Andrew Louis Krivonak
- D13 - Equipment for production, distribution, or transformation of energy
Information Patent Grant
Electronics enclosure
- Patent number D843996
- Issue date Mar 26, 2019
- GE Global Sourcing LLC
- Andrew Louis Krivonak
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Electronics enclosure
- Patent number D802582
- Issue date Nov 14, 2017
- General Electric Company
- Andrew Louis Krivonak
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Inverter housing
- Patent number D777666
- Issue date Jan 31, 2017
- General Electric Company
- Andrew Louis Krivonak
- D13 - Equipment for production, distribution, or transformation of energy
Information Patent Grant
Inverter housing
- Patent number D777665
- Issue date Jan 31, 2017
- General Electric Company
- Andrew Louis Krivonak
- D13 - Equipment for production, distribution, or transformation of energy
Information Patent Grant
Inverter housing
- Patent number D747683
- Issue date Jan 19, 2016
- General Electric Company
- Andrew Louis Krivonak
- D13 - Equipment for production, distribution, or transformation of energy