Inventor
SUNDET DOUGLAS C
US24 patents
⚠️ This page may combine multiple inventors who share the name “SUNDET DOUGLAS C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
3M INNOVATIVE PROPERTIES CO
14 patentsUS6521011B1Feb 18, 2003
Self-supporting pleated filter and method of making same
3M INNOVATIVE PROPERTIES CO110 citations99
US7947142B2May 24, 2011
Pleated filter with monolayer monocomponent meltspun media
3M INNOVATIVE PROPERTIES CO83 citations98
US7896940B2Mar 1, 2011
Self-supporting pleated filter media
3M INNOVATIVE PROPERTIES CO70 citations96
US7235115B2Jun 26, 2007
Method of forming self-supporting pleated filter media
3M INNOVATIVE PROPERTIES CO78 citations96
US6858297B1Feb 22, 2005
Aligned fiber web
3M INNOVATIVE PROPERTIES CO62 citations96
US6709480B2Mar 23, 2004
Self-supporting pleated filter
3M INNOVATIVE PROPERTIES CO46 citations96
USD449100SOct 9, 2001
HVAC filter
3M INNOVATIVE PROPERTIES CO58 citations96
US7503953B2Mar 17, 2009
Self-supporting pleated filter
3M INNOVATIVE PROPERTIES CO27 citations93
US7217333B2May 15, 2007
Method of making self-supporting pleated filter
3M INNOVATIVE PROPERTIES CO19 citations93
US7622063B2Nov 24, 2009
Pleated aligned web filter
3M INNOVATIVE PROPERTIES CO29 citations92
US7393272B2Jul 1, 2008
Air filter assembly
3M INNOVATIVE PROPERTIES CO26 citations92
US7410518B2Aug 12, 2008
Filter removal devices
3M INNOVATIVE PROPERTIES CO4 citations63
US7901614B2Mar 8, 2011
Methods and apparatus for meltblowing of polymeric material utilizing fluid flow from an auxiliary manifold
3M INNOVATIVE PROPERTIES CO0 citations48
US7698116B2Apr 13, 2010
Manifolds for delivering fluids having a desired mass flow profile and methods for designing the same
3M INNOVATIVE PROPERTIES CO0 citations37
MINNESOTA MINING & MFG
6 patentsUS5840407ANov 24, 1998
Optical film to simulate beveled glass
MINNESOTA MINING & MFG73 citations96
US5749994AMay 12, 1998
Laminate for precise application of graphics to a substrate
MINNESOTA MINING & MFG63 citations96
US5665446ASep 9, 1997
Laminate for precise application of graphics to a substrate
MINNESOTA MINING & MFG54 citations96
US5350620ASep 27, 1994
Filtration media comprising non-charged meltblown fibers and electrically charged staple fibers
MINNESOTA MINING & MFG119 citations96
US5631057AMay 20, 1997
Simulated beveled glass applique
MINNESOTA MINING & MFG34 citations92
US4430851AFeb 14, 1984
Twisted ceramic fiber sewing thread
MINNESOTA MINING & MFG41 citations92