David J. Dupuis

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Westminster, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Electrical access for electrical lapping guides
- Patent number 5,494,473
- Issue date Feb 27, 1996
- Quantum Corporation
- David J. Dupuis
- B24 - GRINDING POLISHING
Information Patent Grant
Lapping fixture for disk sliders
- Patent number 5,468,177
- Issue date Nov 21, 1995
- Quantum Corporation
- David J. Kindler
- B24 - GRINDING POLISHING