Thomas Sørensen

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DK-4683 Ronnede, DK

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Patents Grantslast 30 patents

Information Patent Grant
Polarization independent grating
- Patent number 8,189,259
- Issue date May 29, 2012
- Ibsen Photonics A/S
- Johan Holm
- G02 - OPTICS
Information Patent Grant
Polarization independent grating
- Patent number 7,554,734
- Issue date Jun 30, 2009
- Johan Christer Holm
- G02 - OPTICS