Kirkland, Washington
United States
2
2024-09-12
2
2026-05-05
These are the the leading inventors for applications assigned to EchoMark, Inc.:
EchoMark, Inc. based in Kirkland, US has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:
INFORMATION SOURCE DETECTION USING UNIQUE WATERMARKS
#2 | 2024-06-11 ✅ Patent 12,008,309 granted on 2024-06-11Document marking techniques using semantically similar phrases for document source detection
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