Lukas Wilhelmus van Hees

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Voorburg, NL

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Patents Grantslast 30 patents

Information Patent Grant
Handheld optical transmission-conversion device for producing a mag...
- Patent number D759146
- Issue date Jun 14, 2016
- Optelec Development B.V.
- Lukas Wilhelmus van Hees
- D16 - Photography and optical equipment
Information Patent Grant
Optical transmission-conversion device for producing a magnified image
- Patent number D758471
- Issue date Jun 7, 2016
- Optelec Development B.V.
- Lukas Wilhelmus van Hees
- D16 - Photography and optical equipment
Information Patent Grant
Optical transmission-conversion device for producing a magnified image
- Patent number D716815
- Issue date Nov 4, 2014
- Optelec Development B.V.
- Lukas Wilhelmus van Hees
- D14 - Recording, communication, or information retrieval equipment