Richard C. Davis

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Cambridge, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Dual mode eraser
- Patent number 6,310,615
- Issue date Oct 30, 2001
- Virtual Ink Corporation
- Richard C. Davis
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Detector assembly for use in a transcription system
- Patent number 6,232,962
- Issue date May 15, 2001
- Virtual Ink Corporation
- Richard C. Davis
- G06 - COMPUTING CALCULATING COUNTING