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Fred Thomas Fred Thomas
Paul R Johnson, James Bero, Jeff G Carter, Anthony M Candia, George T Kieger, Ronald F Hales, Fred C Thomas III: Method of and apparatus for removing debris from the floptical medium. Minnesota Mining and Manufacturing Company, Gary L Griswold, Walter N Kirn, Eric D Levinson, May 30, 1995: US05419733 (6 worldwide citation)

The current invention substantially removes particulate waste materials or debris from the floptical medium after laser etching. A low-temperature gas containing ice crystals is applied at a predetermined angle while the floptical medium is being rotated to improve the cleaning effect. The temperatu ...


2
Michael F Weber: Backlighting system using a retroreflecting polarizer. Minnesota Mining and Manufacturing Company, Gary L Griswold, Walter N Kirn, Eric D Levinson, June 6, 1995: US05422756 (237 worldwide citation)

A backlighting system employs a retroreflecting polarizer, comprising optical thin films coated on a structured material, to divide an incident beam of light into polarized components. One component is transmitted through the polarizer and the other is rejected. Optionally, a reflector (for example, ...


3
Nang T Tran: Process for producing a large area solid state radiation detector. Minnesota Mining and Manufacturing Company, Gary L Griswold, Walter N Krin, Eric D Levinson, October 19, 1993: US05254480 (109 worldwide citation)

A process for producing an array of solid state radiation detectors includes depositing on a substrate one or more layers of silicon-based materials and then depositing a metal layer overlying silicon-based substance. The metal layer is formed into an array of metal layer regions, and then the metal ...


4
William A Challener: Diffraction anomaly sensor having grating coated with protective dielectric layer. Imation, Eric D Levinson, July 20, 1999: US05925878 (99 worldwide citation)

A method and apparatus for optically assaying a targeted substance in a sample using a diffraction anomaly grating sensor. The optical sensor has a diffraction grating coated with at least one dielectric layer such that the sensor is sensitized to interact with the targeted substance. Upon interacti ...


5
Trung V Le: Multi-connector memory card with retractable sheath to protect the connectors. Imotion, Eric D Levinson, June 21, 2005: US06908038 (97 worldwide citation)

The invention is directed to a multi-connector memory card that includes a device connector and a connector that conform to a device connection standard and a host connection standard respectively. The dimensions of the memory card may substantially conform to dimensions of a memory card standard, s ...


6
William A Challener, Richard R Ollmann: Optical assaying method and system having rotatable sensor disk with multiple sensing regions. Imation, Eric D Levinson, November 30, 1999: US05994150 (96 worldwide citation)

An optical assaying method and system having a movable sensor is described. In one aspect, the present invention is a sensing system having a rotating sensor disk coated with indicator dyes sensitized to a variety of substances. In this configuration the sensing system further includes a detector fo ...


7
Trung V Le, Thomas C Kelly: Credit card sized memory card with host connector. Imation, Eric D Levinson, April 26, 2005: US06883718 (91 worldwide citation)

The invention is directed to a memory card that includes a host connector conforming to a host connection standard protruding from a flexible housing. The flexible housing conforms to a form factor of a memory card standard, substantially similar to a credit card with an increased thickness to accom ...


8
Timothy L McCullough: Electronic presentation system using portable storage media. Minnesota Mining and Manufacturing Company, Gary L Griswold, Walter N Kirn, Eric D Levinson, July 23, 1996: US05539658 (88 worldwide citation)

A method of facilitating electronic presentations using portable storage media. An array of images to be displayed to an audience is converted into a database and stored on the presenter's computer hard drive. A copy of the image database is transferred to a portable storage medium, such as a person ...


9
Michael F Weber: Retroreflecting polarizer. Minnesota Mining and Manufacturing Company, Gary L Griswold, Walter N Kirn, Eric D Levinson, September 24, 1996: US05559634 (85 worldwide citation)

A retroreflecting polarizer, comprising optical thin films coated on a structured material, divides an incident beam of light into polarized components, transmitting one component through the polarizer and reflecting the other back to the source.


10
William A Challener: Optical sensor having optimized surface profile. Imation, Eric D Levinson, November 16, 1999: US05986762 (76 worldwide citation)

A method and apparatus for optically assaying a targeted substance in a sample using a sensor having an optimized groove profile. The optical sensor has a grooved surface defined by a first sinusoidal component superposed with one or more additional sinusoidal components such that a reflectance anom ...



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