Frederick A. Schumacher

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Wyckoff, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Automated system for precision grinding of feedstock
- Patent number 7,429,208
- Issue date Sep 30, 2008
- Glebar Co., Inc.
- Robert C. Gleason
- B24 - GRINDING POLISHING
Information Patent Grant
Automated system for precision grinding of feedstock
- Patent number 6,991,518
- Issue date Jan 31, 2006
- Glebar Co., Inc.
- Robert C. Gleason
- B24 - GRINDING POLISHING
Information Patent Grant
Automated system for precision grinding of feedstock
- Patent number 6,852,006
- Issue date Feb 8, 2005
- Glebar Company, Inc.
- Robert C. Gleason
- B24 - GRINDING POLISHING
Information Patent Grant
Method and apparatus for finishing elastic O-ring gaskets
- Patent number 5,022,194
- Issue date Jun 11, 1991
- Glebar Company, Inc.
- Frederick A. Schumacher
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL