The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 10, 2026

Filed:

Jul. 28, 2022
Applicant:

Genesee Valley Innovations, Llc, Santa Clara, CA (US);

Inventors:

Christopher L. Chua, San Jose, CA (US);

Ching-Fuh Lin, Palo Alto, CA (US);

Zhihong Yang, Palo Alto, CA (US);

Assignee:

Genesee Valley Innovations, LLC, Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/01 (2006.01);
U.S. Cl.
CPC ...
G02F 1/0147 (2013.01);
Abstract

A transfer apparatus includes a transfer layer formed of a thermally switchable material that undergoes a phase change when heated. A first side of the transfer layer is placed in contact with a chiplet during a transfer operation. An optical absorber material is thermally coupled the transfer layer. An optical energy source is operable to apply optical energy to the optical absorber material to selectively heat a region of the transfer layer that corresponds to a location of the chiplet. The region holds the chiplet when the optical energy is removed during the transfer operation. The region is subsequently heated during the transfer operation to release the chiplet. The transfer layer can be reused for repeated transfer operations.


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Chua, Christopher. (2026). Optically activated object mass transfer apparatus (U.S. Patent No. 12791884). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12791884

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