公开(公告)号：US11974895B2

公开(公告)日：2024-05-07

申请号：US16677546

申请日：2019-11-07

Applicant: Align Technology, Inc.

Inventor： Chunhua Li ,  Yan Chen ,  Fangxiao Guan

IPC: A61C7/08 ,  B23K26/352

CPC classification number: A61C7/08 ,  B23K26/3584 ,  A61C2201/002

Abstract: Dental appliances, materials, and methods of forming such appliances and materials for improved laser marking are provided herein including the use of a particulate material for enhancing laser marking.

公开(公告)号：US11602413B2

公开(公告)日：2023-03-14

申请号：US16562639

申请日：2019-09-06

Applicant: Align Technology, Inc.

Inventor： Yan Chen ,  Fangxiao Guan ,  Kwan Ho ,  Shiva P. Sambu

IPC: A61C7/08 ,  B23K26/352

Abstract: Dental appliances, materials, and methods of forming such appliances and materials for improved laser marking are provided herein including the use of textured and/or roughened surfaces to enhance laser marking.