Edward H. Weitzen

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Lawrence, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Embossed holograms formed on hard metal surfaces
- Patent number 4,900,111
- Issue date Feb 13, 1990
- American Bank Note Holographics, Inc.
- Salvatore F. D'Amato
- B44 - DECORATIVE ARTS
Information Patent Grant
Holograms embossed into metal surfaces
- Patent number 4,773,718
- Issue date Sep 27, 1988
- American Bank Note Holographics, Inc.
- Edward H. Weitzen
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Holograms embossed into metal surfaces
- Patent number 4,725,111
- Issue date Feb 16, 1988
- American Bank Note Holographics, Inc.
- Edward H. Weitzen
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Encoded security document
- Patent number 4,455,039
- Issue date Jun 19, 1984
- Coulter Systems Corporation
- Edward H. Weitzen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus for detecting electrically conductive coatings on documents
- Patent number 4,313,087
- Issue date Jan 26, 1982
- Edward H. Weitzen
- G07 - CHECKING-DEVICES