04092518 is referenced by 80 patents and cites 12 patents.

A method for the decoration of a transparent plastics material article comprising the steps of providing an article having a transparent plastics material body to be decorated, said article body to be decorated having internal stresses and having characteristic physical properties, and directing a pulsed laser beam having a pulse energy and a pulse duration into the body of said article, said laser beam being successively focussed by an optical focussing system in different regions within the body of said article, said pulse energy and said pulse duration being selected in dependence upon the desired extent of the decorative features.

Title
Method of decorating a transparent plastics material article by means of a laser beam
Application Number
5/749271
Publication Number
4092518
Application Date
December 7, 1976
Publication Date
May 30, 1978
Inventor
Rene Remy Merard
Igny
FR
Agent
Imirie Smiley & Guay
Assignee
Laser Technique
CH
IPC
B23K 27/00
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