Zdzislaw Kwiatkowski

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Brooklyn, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Device for projecting a dynamic spectral display
- Patent number 6,219,306
- Issue date Apr 17, 2001
- Zdzislaw Kwiatkowski
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Device for projecting a rainbow-like spectral display in the form o...
- Patent number 5,247,491
- Issue date Sep 21, 1993
- Zdzislaw Kwiatkowski
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS