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Charles Martin
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Somerville, NJ, US
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Patents Grants
last 30 patents
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Patent Grant
Screw extruder with plunger feeder
Patent number
7,954,991
Issue date
Jun 7, 2011
Leistritz Extrusionstechnik GmbH
Charles Martin
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Continuous melt spheronization apparatus and process for the produc...
Patent number
7,771,632
Issue date
Aug 10, 2010
American Leistritz Extruder Corp.
Isaac Ghebre-Sellassie
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
Screw extruder with plunger feeder
Publication number
20090123587
Publication date
May 14, 2009
American Leistritz Extruder Corp.
Charles Martin
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Continuous melt spheronization apparatus and process for the produc...
Publication number
20070264328
Publication date
Nov 15, 2007
Isaac Ghebre-Sellassie
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE