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US 8,048,606 B2Granted
Imaging methods
AssigneeRohm and Haas Electronic Materials LLC
InventorsRobert K. Barr, James T. Fahey, Corey O'Connor, James G. Shelnut
Life of this patent
Estimating the term…
Abstract
An imaging method is disclosed. An imaging composition is coated on a work piece followed by applying a sufficient amount of energy from a 3-D imaging system to form an image on the coated work piece. The image may be a logo or marker for alignment of parts.
Claims9
A method comprising:
- a) applying an imaging composition comprising one or more sensitizers to a work piece;
- and
- b) projecting a 3-D image onto the imaging composition at 5 mW or less to affect a color or shade change in the imaging composition to form an image.
Dependencies are inferred from the claim text.