Steven A. Cohen

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Blacklick, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Screening apparatus with hammermill
- Patent number 7,121,487
- Issue date Oct 17, 2006
- Ohio Central Steel Company
- Douglas J. Cohen
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Screening machine
- Patent number 6,698,594
- Issue date Mar 2, 2004
- Ohio Central Steel Company
- Douglas J. Cohen
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING

Patents Applicationslast 30 patents

Information Patent Application
Screening apparatus with hammermill
- Publication number 20050045052
- Publication date Mar 3, 2005
- Douglas J. Cohen
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Application
Screening machine
- Publication number 20030173265
- Publication date Sep 18, 2003
- Douglas J. Cohen
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING