Laser marking techniques for bare semiconductor die
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 23, 2004
Grant Date -
N/A
app pub date -
Feb 26, 1999
filing date -
Feb 26, 1999
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A laser marking apparatus and method having an energy source which is not substantially transmissible through the substrate of a semiconductor chip, or the substrate of the semiconductor chip is substantially opaque to the energy source for marking the surface of a semiconductor chip, are described herein.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully