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Anthony Maglica: Variable light beam flashlight and recharging unit. Mag Instrument, Paul L Gardner, June 14, 1983: US04388673 (165 worldwide citation)

The flashlight of the invention includes an improved mechanism for selectively varying the light beam intensity and area. The mechanism includes a cam member, and abutting head and outer switch housing shoulders, which enable movement of the bulb forwardly and rearwardly relative to the light reflec ...


12
Anthony Maglica: Miniature flashlight. Spensley Horn Jubas & Lubitz, March 18, 1986: US04577263 (152 worldwide citation)

A miniature flashlight comprising a barrel, a tail cap, a head assembly, and a miniature bulb holder and providing interruptible contact to batteries within the barrel. The bulb holder comprises an insulated receptacle disposed external to the barrel end which the head assembly engages, a second ins ...


13
Kevin J Dowling: Indication systems and methods. Color Kinetics, Lowrie Lando & Anastasi, April 26, 2005: US06883929 (151 worldwide citation)

Methods and apparatus for generating an information signal. Exemplary methods and apparatus may comprise (A) electrically associating at least one LED with a Seebeck power generator; (B) thermally associating the Seebeck power generator with a surface; and (C) heating the surface to cause the Seebec ...


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Lee K Bieberstein: Miniature flashlight. Lite Tek International, Knobbe Martens Olson and Bear, March 22, 1988: US04733337 (147 worldwide citation)

A waterproof flashlight wherein the flashlight is activated by means of a switch located in the flashlight's end cap. Another aspect of the invention being the orientation of the positive terminals of the flashlight's batteries away from the head assembly.


16
Lloyd T Jenkins: Low power safety flasher. Kelly O Corley, April 9, 1991: US05006971 (146 worldwide citation)

A miniature strobe-type flashing safety light source, to be worn by a person or pet after dark. A plurality of high-intensity LED's producing a total of at least 6 candelas when energized are surrounded by a striated refracting lens, the axes of the intense light cones being oriented between 20 and ...


17
Steven Robert Vetorino, James Victor Platt, Douglass Anderson Springer: Renewable energy flashlight. Applied Innovative Technologies Incorporated, Jennifer L Macheledt Bales & Johnson Bales, November 2, 1999: US05975714 (143 worldwide citation)

A renewable energy flashlight comprises a housing and a barrel located within the housing. The barrel has a wire coil wrapped around it, between the barrel and the housing. A magnet disposed within the barrel oscillates within the barrel when the barrel is shaken, generating an alternating current i ...


18
George T Metroyanis: Illumination cell for a votive light. Fitch Even Tabin & Flannery, November 9, 1999: US05980064 (135 worldwide citation)

An electronic votive light suitable for outdoor applications. The electronic votive light may be formed from a standard votive light assembly and an illumination cell with the same form factor as a candle used in a standard votive light in order to enable the illumination cell to be disposed within ...


19
Gary A Lebens, Charles T Bourn, Charles A Lemaire: Method and apparatus for L.E.D. illumination. PPT Vision, Schwegman Lundberg Woessner & Kluth P A, October 23, 2001: US06305818 (127 worldwide citation)

Improved method and apparatus for hand-held portable illumination. A flashlight and corresponding method are described. The flashlight includes a housing, a plurality of LEDs, and an electrical circuit that selectively applies power from the DC voltage source to the LED units, wherein the flashlight ...


20
Jeffery R Parker, Terrence P Hopkins: Light distribution system including an area light emitting portion contained in a flexible holder. Lumitex, Renner Otto Boisselle & Sklar P L L, February 29, 2000: US06030089 (126 worldwide citation)

A light distribution system includes an area light emitting portion, a light source for supplying light to an input edge of the light emitting portion for conduction within the light emitting portion and emission therefrom, and a power source for the light source. A holder may be provided for the li ...



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