Individual holder
SCHRAMM HARRY F
US·2 granted patents·2 citations·filing 2009–2012
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
2 records- 0163US8252734B1Friction modifier using adherent metallic multilayered or mixed element layer conversion coatingsSCHRAMM HARRY F·Filed 2009·Granted Aug 28, 2012·2 cites·31 claims
- 0246US8563487B1Friction modifier using adherent metallic multilayered or mixed element layer conversion coatingsSCHRAMM HARRY F·Filed 2012·Granted Oct 22, 2013·0 cites·26 claims
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