1
Richard Eckhardt, Geoffrey H Jenkins, Sandra Kimball: Method and apparatus for sterilizing or disinfecting a region through a bandage. UV Solutions, Wolf Greenfield & Sacks P C, May 4, 2004: US06730113 (59 worldwide citation)

Methods and apparatus for sterilizing or disinfecting a region through a bandage. One embodiment of the invention is directed to a method, comprising acts of determining the transmissivity of at least a portion of a bandage to ultraviolet light, and selecting an intensity of ultraviolet light to be ...


2
Richard Eckhardt: Gas flow metering. Jerry Cohen, November 27, 1984: US04484479 (49 worldwide citation)

Gas flow metering using a capacitance measurement and comprising a taut elastomeric membrane, preferably tubular in form, which expands or contracts as a function of flow rate past it to an extent determined by Bernouilli's principle. The thus changing distance between this membrane and one or more ...


3
Richard S Weiss, Richard Eckhardt, Sol Aisenberg: Electronic illuminated house sign. Mark P White, April 9, 2002: US06367180 (28 worldwide citation)

An illuminated sign, readable during the night or day, and suitable for use as a house number display, uses a single illuminatable panel, on which a number of stencils are plac critical flicker frequency ed. Each stencil is a rectangular piece of opaque material, such as plastic or metal, in which a ...


4
Richard Eckhardt, Jerry B Roberts: Pre-press process and system for accurately reproducing color images. Lappin & Kusmer, November 5, 1996: US05572340 (9 worldwide citation)

A pre-press process employs color accurate instant photography so that the customer and/or his photographer adjust lighting and exposure at the photography session to achieve approved reflection originals. The photographs are judged under controlled lighting against a standard background in device s ...


5
Richard Eckhardt, Jerry B Roberts: Pre-press process and system for accurately reproducing color images. Lappin & Kusmer, February 24, 1998: US05721811 (3 worldwide citation)

A pre-press process employs color accurate instant photography so that the customer and/or his photographer adjust lighting and exposure at the photography session to achieve approved reflection originals. The photographs are judged under controlled lighting against a standard background in device s ...


6
Richard Eckhardt: Combined clamp and retaining pin. Trainer s Warehouse, John E Toupal, Harold G Jarcho, M Brad Lawrence, February 5, 2008: US07325836

A retainer including a pin adapted for attachment to a mounting member for supporting a stack of sheets having one or more openings; the pin having a shank portion for insertion into the one opening, an outer end portion defining a pair of parallel bores with transversely spaced apart axes, and an i ...


7

8
Richard Eckhardt: Combined clamp and retaining pin. John E Toupal, November 4, 2004: US20040216282-A1

A retainer including a pin adapted for attachment to a mounting member for supporting a stack of sheets having one or more openings; the pin having a shank portion for insertion into the one opening, an outer end portion defining a pair of parallel bores with transversely spaced apart axes, and an i ...


9
Richard Eckhardt, Geoffrey H Jenkins, Sandra Kimball: Method and apparatus for sterilizing or disinfecting a region through a bandage. UV Solutions, Randy J Pritzker, Wolf Greenfield & Sacks PC, February 19, 2004: US20040034398-A1

Methods and apparatus for sterilizing or disinfecting a region through a bandage. One embodiment of the invention is directed to a method, comprising acts of determining the transmissivity of at least a portion of a bandage to ultraviolet light, and selecting an intensity of ultraviolet light to be ...


10
Michael Doctoroff, Susan Landay, Richard Eckhardt: Wireless learning system. Patrick R Scanlon, Preti Flaherty Beliveau & Pachios, September 25, 2008: US20080233551-A1

In one embodiment, the present invention provides a wireless learning system that includes a master control unit and a plurality of trigger units. Each trigger unit is able to wirelessly communicate with the master control unit and the other trigger units. Each trigger unit further includes at least ...