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Daniel C Duan, Robert A Asmus, Timothy M Dietz, Rosa Uy, Olester Benson Jr: Pressure-sensitive poly(n-vinyl lactam) adhesive composition and method for producing and using same. Minnesota Mining and Manufacturing Company, Gary L Griswold, Walter N Kirn, John H Hornickel, January 4, 1994: US05276079 (109 worldwide citation)

A hydrophilic, pressure-sensitive adhesive composition prepared by irradiating solid poly(N-vinyl lactam) with ionizing radiation to crosslink the poly(N-vinyl lactam) and thereafter mixing the radiation-crosslinked poly(N-vinyl lactam) with essentially unirradiated plasticizer in an amount sufficie ...


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Michael F Weber, Olester Benson Jr, Sanford Cobb Jr, James M Jonza, Andrew J Ouderkirk, David L Wortman, Carl A Stover: Display with reflective polarizer and randomizing cavity. 3M Innovative Properties Co, William D Miller, February 15, 2000: US06025897 (88 worldwide citation)

A multiple layer reflective polarizer 12 is described. This element is placed between and optical cavity 24 and an LCD module 16 to form an optical display. The reflective polarizer reflects some light into the optical cavity 24 where it is randomized and may ultimately emerge with the correct polar ...


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Olester Benson Jr, Michael F Weber, John A Wheatley, Andrew J Ouderkirk, Benjamin T Fellows, Wilson C Garland, Mel Y Wong: Retroreflective dichroic reflector. 3M Innovative Properties Company, Stephen C Jensen, December 5, 2000: US06157486 (84 worldwide citation)

Various combinations of retroreflective sheeting and multilayer polymeric reflective films are disclosed. The reflective film includes alternating layers of at least a first and second polymer, the alternating layers being configured to exhibit a high reflectance for light within a first spectral ra ...


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Mark O Neill, Michael F Weber, Olester Benson Jr, John A Wheatley, James M Jonza, Gary B Hanson: Reflective article with concealed retroreflective pattern. 3M Innovative Properties Company, Stephen C Jensen, February 15, 2000: US06024455 (73 worldwide citation)

A reflective article has a multilayer film covering a patterned retroreflective layer. In one embodiment the patterned retroreflective layer includes a separate indicia layer covering a retroreflective substrate. The indicia are substantially hidden under normal viewing conditions but easily detecta ...


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William W Merrill, James M Jonza, Olester Benson Jr, Andrew J Ouderkirk, Michael F Weber: Post-formable multilayer optical films and methods of forming. 3M Innovative Properties Company, Carolyn A Bates, September 7, 2004: US06788463 (66 worldwide citation)

Articles including post-formed multilayer optical films with layers of at least one strain-induced birefringent material, methods of manufacturing such articles by post-forming multilayer optical films, and multilayer optical films that are particularly well-suited to post-forming operations are dis ...


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Cheryl M Frey, Olester Benson Jr, Joseph R Zwack, Paul E Marecki, Jeanine M Shusta, Matthew R Atkinson: Formed ultra-flexible retroreflective cube-corner composite sheeting with target optical properties and method for making same. Minnesota Mining and Manufacturing Company, Karl G Schwappach, Karl G Hanson, June 9, 1998: US05763049 (55 worldwide citation)

A retroreflective sheeting having a multiplicity of discrete, cube-corner elements cured in situ on a transparent, polymeric overlay film deformed into a three-dimensional structure so that base edges of a plurality of cube-corner elements are non-planar with respect to one another. The retroreflect ...


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Brian Edward Spiewak, Olester Benson Jr, Mark Kevitt Debe: Microtextured catalyst transfer substrate. 3M Innovative Properties Company, Philip Y Dahl, October 24, 2000: US06136412 (50 worldwide citation)

A membrane electrode assembly is provided comprising an ion conducting membrane and one or more electrode layers that comprise nanostructured elements, wherein the nanostructured elements are in incomplete contact with the ion conducting membrane. This invention also provides methods to make the mem ...


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Daniel C Duan, Robert A Asmus, Timothy M Dietz, Rosa Uy, Olester Benson Jr: Method for producing pressure sensitive poly (N-vinyl lactam). Minnesota Mining and Manufacturing Company, Gary L Griswold, Walter N Kirn, John H Hornickel, April 25, 1995: US05409966 (50 worldwide citation)

A hydrophilic, pressure-sensitive adhesive composition prepared by irradiating solid poly(N-vinyl lactam) with ionizing radiation to crosslink the poly(N-vinyl lactam) and thereafter mixing the radiation-crosslinked poly(N-vinyl lactam) with essentially unirradiated plasticizer in an amount sufficie ...