Inventor · disambiguated record
John Orlin Kirkwold
Also filed as: KIRKWOLD JOHN O · KIRKWOLD JOHN ORLIN
7 granted patents·179 citations·filing 1995–2019
87Inventor score
Top patents by PatentIndex Score
7 records- 0198US8945268B2Seal arrangement for filter element; filter element assembly; and, methodsDONALDSON CO INC·Filed 2013·Granted Feb 3, 2015·37 cites·10 claims
- 0298US8409316B2Seal arrangement for filter element; filter element assembly; and, methodsNELSON BENNY KEVIN·Filed 2006·Granted Apr 2, 2013·68 cites·12 claims
- 0395US11117085B2Seal arrangement for filter element; filter element assembly; and, methodsDONALDSON CO INC·Filed 2019·Granted Sep 14, 2021·5 cites·19 claims
- 0495US9718021B2Seal arrangement for filter element; filter element assembly; and, methodsNELSON BENNY KEVIN·Filed 2015·Granted Aug 1, 2017·8 cites·9 claims
- 0592US6007971AApparatus, system, and method for processing photothermographic elementsMINNESOTA MINING & MFG·Filed 1997·Granted Dec 28, 1999·48 cites·43 claims
- 0687US10507423B2Seal arrangement for filter element; filter element assembly; and, methodsDONALDSON CO INC·Filed 2017·Granted Dec 17, 2019·2 cites·19 claims
- 0781US5563681AArticle and method for cooling a sheet of material while minimizing wrinkling and curling within the sheetMINNESOTA MINING & MFG·Filed 1995·Granted Oct 8, 1996·11 cites·25 claims
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