Assignee
CHALLMAN ROBERT G
US·2 granted patents·9 citations·filing 2009–2012
Technology mixB43K2
Top patents by PatentIndex Score
2 records- 0184US8393814B2Retractable instrument having a two stage protraction/retraction sequenceCHALLMAN ROBERT G·Filed 2009·Granted Mar 12, 2013·9 cites·15 claims
- 0254US8568047B2Retractable instrument having a two stage protraction/retraction sequenceCHALLMAN ROBERT G·Filed 2012·Granted Oct 29, 2013·0 cites·20 claims
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