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Stephen J. Derezinski
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Penfield, NY, US
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Patents Grants
last 30 patents
Information
Patent Grant
Multi-staged vented extrusion screw with dual channel depth pumping...
Patent number
6,513,963
Issue date
Feb 4, 2003
Eastman Kodak Company
Stephen J. Derezinski
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Vented single stage barrier screw with a gas vent hole and axial bo...
Patent number
6,293,690
Issue date
Sep 25, 2001
Eastman Kodak Company
Stephen J. Derezinski
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Vented single stage barrier screw with a gas vent hole and axial bo...
Patent number
6,164,810
Issue date
Dec 26, 2000
Eastman Kodak Company
Stephen J. Derezinski
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method for plasticizing particulate plastic material
Patent number
5,500,172
Issue date
Mar 19, 1996
Eastman Kodak Company
Stephen J. Derezinski
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Apparatus for plasticizing particulate plastic material
Patent number
5,358,327
Issue date
Oct 25, 1994
Eastman Kodak Company
Stephen J. Derezinski
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Criss-cross hopper including non-contacting inserts
Patent number
5,329,964
Issue date
Jul 19, 1994
Eastman Kodak Company
Stephen J. Derezinski
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Coating hopper with criss-cross flow circuit
Patent number
5,320,679
Issue date
Jun 14, 1994
Eastman Kodak Company
Stephen J. Derezinski
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Increased barrel-stress extruder
Patent number
5,314,246
Issue date
May 24, 1994
Eastman Kodak Company
Stephen J. Derezinski
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
Multi-staged vented extrusion screw with dual channel depth pumping...
Publication number
20020136084
Publication date
Sep 26, 2002
Eastman Kodak Company
Stephen J. Derezinski
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL