Ronald F. Cieciuch

Person

Brookline, MA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Image dye-providing materials
- Patent number 4,619,784
- Issue date Oct 28, 1986
- Polaroid Corporation, Patent Dept.
- Louis Locatell
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Bicyclo nitrogenheterocyclic substituted sulfofluoresceins, fluores...
- Patent number 4,405,788
- Issue date Sep 20, 1983
- Polaroid Corporation
- Louis Locatell
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Magenta dye developers
- Patent number 4,386,216
- Issue date May 31, 1983
- Polaroid Corporation
- Louis Locatell
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Novel image dye-providing materials, photographic products and proc...
- Patent number 4,267,251
- Issue date May 12, 1981
- Polaroid Corporation
- Louis Locatell
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Magenta dye developers
- Patent number 4,264,701
- Issue date Apr 28, 1981
- Polaroid Corporation
- Louis Locatell
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Dye substituted cyclic 1,3-sulfur-nitrogen compounds as dye image-f...
- Patent number 4,098,783
- Issue date Jul 4, 1978
- Polaroid Corporation
- Ronald F. W. Cieciuch
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Diffusion transfer elements comprising color-providing compounds ca...
- Patent number 4,060,417
- Issue date Nov 29, 1977
- Polaroid Corporation
- Ronald F. W. Cieciuch
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic products
- Patent number 4,025,682
- Issue date May 24, 1977
- Polaroid Corporation
- Ronald F. W. Cieciuch
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Ronald F. Cieciuch

Person

Patents Grantslast 30 patents

Image dye-providing materials

Bicyclo nitrogenheterocyclic substituted sulfofluoresceins, fluores...

Magenta dye developers

Novel image dye-providing materials, photographic products and proc...

Magenta dye developers

Dye substituted cyclic 1,3-sulfur-nitrogen compounds as dye image-f...

Diffusion transfer elements comprising color-providing compounds ca...

Photographic products