Assignee
CAMPBELL RICHARD
US·3 granted patents·12 citations·filing 2011–2012
Top patents by PatentIndex Score
3 records- 0185US9086118B2Locking pin with spring retention mechanismCAMPBELL RICHARD·Filed 2012·Granted Jul 21, 2015·11 cites·6 claims
- 0266US9119351B1Soil replacement method and system for seed germination and agricultural growingCAMPBELL RICHARD·Filed 2012·Granted Sep 1, 2015·1 cites·14 claims
- 0349US8424862B2Composite substrate feeding mechanismCAMPBELL RICHARD·Filed 2011·Granted Apr 23, 2013·0 cites·18 claims
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