Assignee

LARK DAVID B

US·2 granted patents·1 citations·filing 2010–2020

Technology mixA44C2 B44B2 Y10T2 B23B1 B23Q1

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2 records

0143US8479372B2Ring engraving fixtureLARK DAVID B·Filed 2010·Granted Jul 9, 2013·1 cites·16 claims
0241US11351646B1Ring holding fixture and accessory systemLARK DAVID B·Filed 2020·Granted Jun 7, 2022·0 cites·8 claims

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