Stephen A. Johnson — 8 Patents at 3M

Issued Patents 2017

Showing 1–8 of 8 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
9851481	Method of making optical body having polyacrylate skin layer	Timothy J. Hebrink, Kristopher J. Derks, Kevin M. Hamer	2017-12-26	$34,723,000
9776381	Tear resistant multilayer film	Richard Y. Liu, John P. Purcell	2017-10-03	$23,759,000
9776384	Inorganic multilayer lamination transfer films	Martin B. Wolk, Michael Benton Free, Daniel J. Schmidt, Mark J. Pellerite, Robert F. Kamrath +2 more	2017-10-03	$23,759,000
9772051	Waterproofing water combinations	—	2017-09-26
9745855	Linear friction welding apparatus and method	—	2017-08-29
9649719	Method of operating an apparatus for linear friction welding	—	2017-05-16
9586385	Inorganic multilayer lamination transfer films	Martin B. Wolk, Michael Benton Free, Daniel J. Schmidt, Mark J. Pellerite, Robert F. Kamrath +2 more	2017-03-07	$25,735,000
9567458	Mixtures of polydiorganosiloxane polyamide-containing components and organic polymers	Audrey A. Sherman, David S. Hays, Timothy J. Hebrink, Jeffrey O. Emslander, Danny L. Fleming	2017-02-14	$38,473,000