Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Apparatus and method for examining the shape of gemstones

Apparatus and method for examining the shape of gemstones

US Patent 6567156 · Granted May 20, 2003

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

System and method for determining the traceability of gemstones based on gemston2024
System and method for characterizing gemstones using fluorescence2024
System and method of unique identifying a gemstone2023
System and method for tracing a gemstones journey from the mine to the consumer 2023
System and method of unique identifying a gemstone2023
System and method for detecting inclusions in a gemstone2021
System and method of unique identifying a gemstone2021
System for accurate 3D modeling of gemstones2020
System and method of unique identifying a gemstone2019
Laser marking on diamonds2003