Assignee
HATCH FREDERICK R
US·3 granted patents·22 citations·filing 2005–2011
Top patents by PatentIndex Score
3 records- 0187US8235391B2Radial shaft seal assembly with lubrication retention and debris exclusion feature and method of construction thereofHATCH FREDERICK R·Filed 2010·Granted Aug 7, 2012·7 cites·19 claims
- 0286US8480092B2Radial seal and method of makingHATCH FREDERICK R·Filed 2005·Granted Jul 9, 2013·10 cites·24 claims
- 0383US8459654B2Hydrodynamic seal with increased flexibility sealing elementHATCH FREDERICK R·Filed 2011·Granted Jun 11, 2013·5 cites·11 claims
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