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US 12,372,865 B2Granted
Stamp for micro-transfer printing
AssigneeRockley Photonics Limited
InventorsGuomin Yu, Aaron John Zilkie
Life of this patent
Estimating the term…
Abstract
A stamp suitable for use in a micro-transfer printing process. The stamp comprises: a carrier layer; a plurality of stamp base sections, wherein: each stamp base section is attached on a first surface to the carrier layer, and separated from each adjacent stamp base section by a gap; and each stamp base section includes one or more stamping posts, for adhering to a source coupon, each stamping post extending from a second surface of its respective stamp base section.
Claims18
A stamp, suitable for use in a micro-transfer printing process, the stamp comprising:
- a carrier layer;
- and
- a plurality of stamp base sections,
- wherein:
- each of the plurality of stamp base sections is attached on a first surface to the carrier layer, and separated from each adjacent stamp base section of the plurality of stamp base sections by a gap;
- and
- each of the plurality of stamp base sections includes one or more stamping posts, for adhering to a source coupon, each of the one or more stamping posts extending from a second surface of the respective stamp base section,
- wherein the one or more stamping posts of the respective stamp base section are arranged in a post array, and each of the one or more stamping posts of the respective stamp base section is separated from the stamping posts of the adjacent stamp base sections by a stamping post gap, and
- wherein each of the stamping post gaps between the stamping posts of the adjacent stamp base sections are respectively different sizes.
6 more elements
Dependencies are inferred from the claim text.