Elisa M Cross, Robert S Moshrefzadeh, Anthony F Chernefsky, Frank J Bottari, Craig A Cordeiro, Stephen C Schulz, Michael J Kardauskas: Touch sensor. 3M Innovative Properties Company, Robert J Pechman, December 26, 2006: US07154481 (140 worldwide citation)

A touch sensing method and a touch sensing device are described for sensing a location of a touch. When the touch sensing device is touched, a first conductive layer disposed on a supporting layer is deflected toward a second conductive layer. The touch location is determined by sensing the change i ...

Elisa M Cross, Eric W Nelson, Wei Feng Zhang, Judith M Invie: Reflective polarizer and display device having the same. 3M Innovative Properties Company, Elizabeth A Gallo, May 25, 2010: US07724434 (93 worldwide citation)

A reflective polarizer suitable for use in a display device is disclosed herein. The reflective polarizer comprises: a multilayer optical film comprising alternating layers of first and second polymeric layers that reflects light of a first polarization state and transmits light of a second polariza ...

Gary T Boyd, Tzu Chen Lee, Bruce A Sventek, Elisa M Cross, Laura A Weller Brophy: Integrated optical fiber coupler and method of making same. Minnesota Mining and Manufacturing Company, Gary L Griswold, Walter N Kirn, Lorraine R Sherman, August 30, 1994: US05343544 (77 worldwide citation)

An integrated optical coupler comprises a substrate with fiber-aligning grooves and waveguiding channels and a covering with complementary grooves and, optionally, channels. These couplers can be made from reproducible masters and electroplated molds made from those masters.

Timothy J Nevitt, Carl A Stover, William L Kausch, Guy M Kallman, Robert W Horn, Timothy J Hebrink, James A Olson, Mark B O&apos Neill, Elisa M Cross, Susan L Kent: Optical films having at least one particle-containing layer. 3M Innovative Properties Company, John A Burtis, July 31, 2001: US06268961 (70 worldwide citation)

An optical film includes a reflective polarizing element and a particle-containing layer. The reflective polarizing element substantially reflects light having a first polarization state and substantially transmits a second polarization state. The particle-containing layer is disposed on the reflect ...

Ranjith Divigalpitiya, David E Livingstone, Robert S Moshrefzadeh, Elisa M Cross: Pressure activated switch and touch panel. 3M Innovative Properties Company, Robert J Pechman, October 26, 2004: US06809280 (66 worldwide citation)

The present invention provides a switchable pressure activated electronic device. The switchable electronic device includes a composite material disposed between two conductors. The composite material electrically connects the two conductors when pressure is applied between them, and electrically is ...

George G I Moore, Fred B McCormick, Mita Chattoraj, Elisa M Cross, Junkang Jacob Liu, Ralph R Roberts, Jay F Schulz: Halogenated acrylates and polymers derived therefrom. 3M Innovative Properties Company, Lorraine R Sherman, Philip Y Dahl, December 21, 1999: US06005137 (36 worldwide citation)

Acrylates having a high degree of halogenation, as well as polymers that include one or more mer units derived from such acrylates provide materials having tailorable optical and physical properties. The polymers find utility particularly in optical devices including optical waveguides and interconn ...

Elisa M Cross, Robert S Moshrefzadeh, Frank J Bottari, Darran R Cairns, Anthony F Chernefsky, Paul J Richter: Capacitive touch screen with conductive polymer. 3M Innovative Properties Company, Robert S Moshrefzadeh, January 13, 2009: US07477242 (35 worldwide citation)

A capacitive touch screen is described with a touch area including a substantially transparent conductive polymer. The capacitive touch screen also includes circuitry connecting the conductive polymer of the touch area to a power source, where the circuitry is configured to determine a location of a ...

Elisa M Cross, Robert S Moshrefzadeh, Leland R Whitney: Resistive touch sensor having microstructured conductive layer. 3M Innovative Properties Company, Robert J Pechman, March 28, 2006: US07019734 (34 worldwide citation)

The present invention discloses resistive touch sensors that incorporate microstructured conductive layers. When local electrical contact is made between the microstructured conductive layer and an opposing conductive layer due to a touch input, the resulting signal can be used to determine the loca ...

James G Bentsen, Shih Hung Chou, Elisa M Cross, Kurt J Halverson, John E Trend, Cary A Kipke, Masao Yafuso, Sanjay L Patil: Cation-sensing composite structure and compounds for use therein. Minnesota Mining and Manufacturing Company, F Andrew Ubel, September 28, 1999: US05958782 (30 worldwide citation)

A fluorescent ionophoric compound is disclosed that includes a complexing moiety, such as a cryptand or crown-ether portion, and a fluorescing moiety such as a coumarin portion. The coumarin portion may be substituted at the 3-position with an electron withdrawing or polarizable group such as a subs ...

Richard C Allen, Sanford Cobb Jr, Elisa M Cross, Susan L Kent, Timothy J Nevitt, Andrew J Ouderkirk, Ronald J Tabar, David L Wortman: Optical devices using reflecting polarizing materials. 3M Innovative Properties Company, Anna A Kobilansky, August 23, 2005: US06934082 (23 worldwide citation)

Optical devices using reflective polarizers and, in particular, diffusely reflective polarizers are provided. Many of the optical devices utilize the diffusely reflecting and specularly transmitting properties of diffusely reflecting polarizers to enhance their optical characteristics. The optical d ...