P

Inventor

WELBOURN CHRISTOPHER MARK

GB4 patents
⚠️ This page may combine multiple inventors who share the name “WELBOURN CHRISTOPHER MARK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GERSAN ETS

3 patents
US6014208AJan 11, 2000

Examining a diamond

GERSAN ETS67 citations94
US5835200ANov 10, 1998

Method and apparatus for examining an object

GERSAN ETS24 citations86
US5880504AMar 9, 1999

Examining a diamond

GERSAN ETS17 citations83

(unassigned)

1 patent
US5883389AMar 16, 1999

Distinguishing natural from synthetic diamonds

76 citations92