| Patents for F21K 5 - Light sources using charges of combustible material, e.g. illuminating flash devices (485) |
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| 12/02/2004 | CA2526478A1 Methods of controlling uniformity of substrate temperature and self-contained heating unit and drug-supply unit employing same |
| 12/02/2004 | CA2526475A1 Optically ignited or electrically ignited self-contained heating unit and drug-supply unit employing same |
| 12/02/2004 | CA2526470A1 Percussively ignited or electrically ignited self-contained heating unit and drug-supply unit employing same |
| 12/02/2004 | CA2526432A1 Self-contained heating unit and drug-supply unit employing same |
| 11/25/2004 | US20040234916 Optically ignited or electrically ignited self-contained heating unit and drug-supply unit employing same |
| 11/25/2004 | US20040234914 Percussively ignited or electrically ingnited self-contained heating unit and drug-supply unit employing same |
| 11/25/2004 | US20040234699 Coating a layer of solid fuel capable of undergoing exothermic metal oxidation reaction to heat a substrate to a temperature sufficient to rapidly thermally vaporize a drug disposed thereon |
| 10/14/2004 | WO2004088412A1 Imaging device |
| 06/10/2004 | WO2004049057A1 Wireless communication module |
| 05/27/2004 | US20040101295 Wireless communication module |
| 09/11/2002 | CN1368616A Safety gas lamp holder |
| 07/24/2002 | CN2502123Y Light-gathering acetylene lamp |
| 10/04/2001 | EP0708750B1 Pressable infrared illuminant compositions |
| 07/25/2001 | EP1118606A1 Pressable infrared illuminant compositions |
| 07/25/2001 | EP1118605A1 Pressable infrared illuminant compositions |
| 02/20/2001 | US6190475 Alkali metal oxidizer salts which produce infrared radiation upon burning, wherein said composition contains at least approximately 25% by weight cesium nitrate oxidizer salt |
| 09/26/2000 | US6123789 Casting and combustion of binders and catalysts of boron and silicon |
| 09/13/2000 | CN2396598Y 电子夜光灯 Electronic night lights |
| 08/09/2000 | EP0708749B1 Castable infrared illuminant compositions |
| 07/19/2000 | CN2388479Y Gas lamp |
| 02/23/2000 | CN2365507Y Closed halogen lamp bulb for vehicle |
| 11/30/1999 | US5993201 Enclosed frictionally ignited photographic flash lamp |
| 11/23/1999 | US5990627 Hot relight system for electrodeless high intensity discharge lamps |
| 11/23/1999 | US5989016 High efficiency photographic flash lamp |
| 08/18/1999 | EP0936436A1 Device for emission of infrared radiation |
| 06/15/1999 | US5912430 Pressable infrared illuminant compositions |
| 04/06/1999 | US5892992 Photoflash unit |
| 02/16/1999 | US5871346 Flashlamp array venting structure |
| 02/16/1999 | US5871345 Percussively fired flash lamp array |
| 02/16/1999 | US5871344 For cameras |
| 10/13/1998 | US5821451 Photoflash particle mixture |
| 06/24/1998 | CN2284904Y Energy-saving efficient marsh gas lamp |
| 06/02/1998 | US5761551 Compact camera with multi-lamp flash wheel rotatable about film chamber |
| 05/12/1998 | US5752104 Multi-lamp flash wheel and camera |
| 04/15/1998 | EP0836368A2 Hot relight system for electrodeless high intensity discharge lamps |
| 02/24/1998 | US5720610 Photoflash lamp array |
| 10/08/1997 | CN1036092C Liquid color-flame lamp |
| 07/15/1997 | US5649242 Multi-lamp flash wheel and camera |
| 04/15/1997 | US5620319 Photoflash lamp with optical element undergoing heat generated change from substantially uniform thickness to being thicker in the center, during flash ignition, to enhance light output by converging light rays |
| 05/01/1996 | EP0708750A1 Pressable infrared illuminant compositions |
| 05/01/1996 | EP0708749A1 Castable infrared illuminant compositions |
| 01/23/1996 | EP0708750A4 Pressable infrared illuminant compositions |
| 01/23/1996 | EP0708749A4 Castable infrared illuminant compositions |
| 10/04/1995 | CN2209267Y Electronic ignition carbide light |
| 05/10/1995 | CN1102466A Chemical light stick cabable of prolonging store period |
| 04/26/1995 | CN1101970A Liquid colour-flame lamp |
| 10/11/1994 | CA2030380C Infrared illuminant composition and preparation of flares therefrom |
| 05/25/1994 | CN2166304Y Carbide lamp |
| 02/03/1994 | WO1994002436A1 Pressable infrared illuminant compositions |
| 02/03/1994 | WO1994002435A1 Castable infrared illuminant compositions |
| 02/03/1994 | CA2140004A1 Castable infrared illuminant compositions |
| 02/03/1994 | CA2140003A1 Pressable infrared illuminant compositions |
| 11/24/1993 | CN1022859C Colour flame liquid candle |
| 04/28/1993 | CN2131006Y Colour flame liquid candle |
| 09/16/1992 | CN1064537A Colour flame liquid candle |
| 07/29/1992 | CN2111431U Multi-colour flame lamp |
| 10/15/1991 | US5056435 Infrared illuminant and pressing method |
| 06/05/1991 | EP0430464A2 Infrared illuminant |
| 06/06/1989 | USH638 Rapid flash lamp |
| 04/05/1989 | CN2035423U Liquefied petrolium gas light |
| 02/17/1988 | CN87201895U Calcium carbide set lights |
| 12/30/1987 | CN86108738A Colour-flame art candle lamp |
| 12/05/1987 | CN85203392U New kerosene (diesel) lamp |
| 09/29/1987 | US4696641 Primer material and photoflash lamp |
| 04/21/1987 | US4659308 Photoflash lamp with improved primer |
| 09/30/1986 | US4614494 High-voltage photoflash lamp |
| 07/09/1986 | EP0186898A2 Rapid flash lamp |
| 08/20/1985 | US4536879 Pyrotechnic lamp |
| 01/29/1985 | CA1181727A1 Reflector lamp module for photoflash array |
| 01/15/1985 | CA1181124A1 Miniature photoflash unit with encapsulated flash lamps |
| 10/23/1984 | CA1176614A1 Filament-type lamp primer and fabrication process |
| 08/21/1984 | CA1172861A1 Opaque reflector for multilamp photoflash array |
| 07/24/1984 | CA1171293A1 Multi-lamp photoflash unit and fabricating process |
| 07/03/1984 | US4457700 Electrically-activated photoflash lamp excluding a press-sealed end portion |
| 05/22/1984 | US4449950 Method of making photoflash lamp to prevent shred migration into tip portion of lamp envelope during sealing thereof |
| 05/15/1984 | CA1167267A1 Vented multi-lamp photoflash unit |
| 05/01/1984 | US4445847 Photoflash lamp |
| 03/27/1984 | CA1164197A1 Humidity protected radiation-responsive switch |
| 03/20/1984 | CA1163974A1 Photoflash unit with reflector recesses for circuit board switches |
| 02/21/1984 | US4432725 Subminiature flashlamp mount design |
| 02/21/1984 | US4432724 Photoflash lamp including improved ignition means |
| 02/07/1984 | CA1161811A1 Photoflash unit with circuit board radiation switches for selective pairing of lamps |
| 01/17/1984 | CA1160756A1 Die-stamped circuit board assembly for photoflash devices and method of making |
| 01/17/1984 | CA1160678A1 Electrically-activated photoflash lamp excluding a press-sealed end portion and method of making |
| 01/17/1984 | CA1160677A1 Method of making electrically-activated photoflash lamp with improved sealed end portion |
| 12/20/1983 | US4421493 Method of making photoflash lamp |
| 11/22/1983 | CA1157572A1 Photoflash device having die-stamped circuit board assembly with flexure means to prevent switch cutting |
| 09/20/1983 | US4405534 Production of plastic-bonded explosive substances |
| 09/13/1983 | US4403973 Photoflash lamp structure and fabrication process |
| 09/06/1983 | CA1153477A1 Die-stamped circuit board assembly having relief means and method of making |
| 08/16/1983 | US4399490 Opaque reflector for multilamp photoflash array |
| 06/29/1983 | EP0082315A1 Humidity protected radiation-responsive switch |
| 06/14/1983 | US4388065 Actinically comustible metal strips and an oxidizing gas |
| 05/10/1983 | US4382775 Flash composition of metal powder and oxidizer |
| 05/03/1983 | US4381915 Filament-type lamp primer and fabrication process |
| 03/08/1983 | US4375953 Miniature photoflash unit with encapsulated flash lamps |
| 02/22/1983 | CA1141732A1 Photoflash unit having flashlamps using looped lead-in wires for retention |
| 02/22/1983 | CA1141731A1 Photoflash unit utilizing circuit board having flashlamps clamped thereto |
| 02/22/1983 | CA1141730A1 Linear multilamp photoflash unit |
| 02/22/1983 | CA1141729A1 Photoflash unit with inverted flashlamps |