MK

Mark Knapp

SP Springseal: 19 patents #1 of 2Top 50%
AS Advanced Elastomer Systems: 1 patents #38 of 85Top 45%
Overall (All Time): #193,040 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11629803 Pipe coupling assembly 2023-04-18
D980954 Coupling assembly 2023-03-14
11400782 Axle assembly and method of manufacture i'hereof 2022-08-02
D865918 Coupling assembly 2019-11-05
10046516 Flexible hinge gasket 2018-08-14
9752711 Pipe coupling assembly 2017-09-05
9746112 Permanently lubricated film gasket and method of manufacture 2017-08-29
9228684 Sealing gasket 2016-01-05
8834761 Permanently lubricated film gasket and method of manufacture 2014-09-16
8801049 Pipe coupling system and method 2014-08-12
8747584 Flashless welding method and apparatus 2014-06-10
D706908 Gasket 2014-06-10
8727387 Pipe coupling assembly 2014-05-20
8678399 Gasket 2014-03-25
8474830 Gasket 2013-07-02
7861757 Flashless welding method and apparatus 2011-01-04
7731884 Molded gasket and method of making Jeffrey M. Smith 2010-06-08
7503992 Flashless welding method and apparatus 2009-03-17
7469905 Permanently lubricated film gasket and method of manufacture 2008-12-30
6550775 Annular gasket 2003-04-22
6367802 Annular gasket with locking structure 2002-04-09
6336640 Gasket 2002-01-08