Michael E. Grasis

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East Brookfield, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Add/drop optical multiplexing device
- Patent number 6,198,857
- Issue date Mar 6, 2001
- Corning OCA Corporation
- Michael E. Grasis
- G02 - OPTICS
Information Patent Grant
Cascading optical multiplexing device
- Patent number 6,167,171
- Issue date Dec 26, 2000
- Michael E. Grasis
- G02 - OPTICS
Information Patent Grant
Multiplexing device with precision optical block
- Patent number 5,859,717
- Issue date Jan 12, 1999
- Corning OCA Corporation
- Michael A. Scobey
- G02 - OPTICS