1
Michael F Weber, Timothy J Nevitt, William W Merrill, Kelly M Roscoe, Andrew J Ouderkirk, John A Wheatley, Gary B Hanson, James M Jonza, Jeffrey A Boettcher, Yaoqi J Liu, Terence D Neavin: Color shifting film. 3M Innovative Properties Company, Robert J Pechman, March 11, 2003: US06531230 (215 worldwide citation)

Multilayer polymeric films and other optical bodies are provided which is useful in making colored mirrors and polarizers. The films are characterized by a highly uniform change in color as a function of viewing angle.


2
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 ...


3
Gary B Hanson, James M Jonza, Andrew J Ouderkirk, John A Wheatley: Color shifting film articles. 3M Innovative Properties Company, Stephen C Jensen, September 28, 2004: US06797366 (31 worldwide citation)

Multilayer polymeric films and other optical bodies are provided which is useful in making colored mirrors and polarizers. The films are characterized by a change in color as a function of viewing angle.


4
Gary B Hanson, Michael F Weber, Andrew J Ouderkirk: Hand-holdable toy light tube with color changing film. 3M Innovative Properties Company, Gregory D Allen, July 4, 2000: US06082876 (25 worldwide citation)

Hand-holdable toy light tube comprising a handle, a light source and a tube of color shifting film. The light source is preferably disposed within an end of the handle. The tube of color shifting film extends from the end of the handle. During use, light from the light source interacts with the tube ...


5
Gary B Hanson, Michael F Weber, Andrew J Ouderkirk: Hand-holdable toy light tube. 3M Innovative Properties Company, Stephen C Jensen, November 4, 2003: US06641280 (15 worldwide citation)

Hand-holdable toy light tube comprising a handle, a light source and a tube of color shifting film. The light source is preferably disposed within an end of the handle. The tube of color shifting film extends from the end of the handle. During use, light from the light source interacts with the tube ...


6
Gary B Hanson, James M Jonza, Andrew J Ouderkirk, John A Wheatley: Color shifting film articles. 3M Innovative Properties Company, Atten Stephen C Jensen, Office of Intellectual Property Counsel, February 20, 2003: US20030035972-A1

Multilayer polymeric films and other optical bodies are provided which is useful in making colored mirrors and polarizers. The films are characterized by a change in color as a function of viewing angle.


7
Gary B Hanson, Michael F Weber, Andrew J Ouderkirk: Hand-holdable toy light tube. 3M Innovative Properties Company, Office of Intellectual Property Counsel, January 24, 2002: US20020008970-A1

Hand-holdable toy light tube comprising a handle, a light source and a tube of color shifting film. The light source is preferably disposed within an end of the handle. The tube of color shifting film extends from the end of the handle. During use, light from the light source interacts with the tube ...