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Michael J. Wierman
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Redmond, WA, US
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last 30 patents
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Patent Grant
Bi-directional actuator for working tool
Patent number
5,868,056
Issue date
Feb 9, 1999
Design Systems, Inc.
Craig E. Pfarr
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Patent Grant
Noise reduction system for fluid cutting jets
Patent number
5,831,224
Issue date
Nov 3, 1998
Design Systems, Inc.
Darren P. Wattles
B26 - HAND CUTTING TOOLS CUTTING SEVERING