| Patents for F21L 4 - Electric lighting devices with self-contained electric batteries or cells (13,838) |
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| 05/10/2000 | CN2377432Y Improved structure of electric torch |
| 05/09/2000 | US6059428 Lighting device, particularly a motor vehicle headlamp, having a micro-lens structure with a flexible support for adjusting the emitted light beam |
| 05/03/2000 | EP0996861A1 Beam-forming lens with internal cavity that prevents front losses |
| 05/03/2000 | CN2376570Y Lamp for deep part surgical operation |
| 05/02/2000 | US6056415 Penlight having low magnetic susceptibility |
| 05/02/2000 | US6056414 Portable light with stand |
| 04/26/2000 | CN2375853Y Hand-held movable desk electric light |
| 04/25/2000 | US6053936 Portable illumination device for modifying circadian rhythms |
| 04/19/2000 | CN2374738Y Multifunctional automobile operation hand lamp |
| 04/18/2000 | US6050699 Portable electric torch with rotary cylinder |
| 04/18/2000 | US6050697 Image projecting candy unit |
| 04/05/2000 | CN2372543Y Combined lamps and lanterns |
| 04/05/2000 | CN2372542Y 照明帽 Lighting cap |
| 04/05/2000 | CN2371942Y Multifunctional diagnostic instrument with lighting device |
| 04/04/2000 | US6045237 Flashlight identification plate |
| 04/04/2000 | US6045236 Twist on/off and adjustable focus flashlight |
| 04/04/2000 | US6045235 DC power suppy device with rechargeable cellular telephone battery in flashlight with connection for remote electrical device |
| 03/29/2000 | CN2371429Y Emergent lighting lamp with device for fire disaster smoke prevention and filtering poison |
| 03/21/2000 | US6039456 Squeeze-activated flashlight |
| 03/15/2000 | CN2369068Y Lighting on head |
| 03/15/2000 | CN2369067Y Multifunctional signal light |
| 03/09/2000 | DE19834253A1 Discharge lamp arrangement especially for hand spotlights has illumination circuit unit arranged peripherally at least partly around discharge lamp unit and/or coupling arrangement |
| 03/08/2000 | CN1246591A Two-purpose incandescent and fluorescent lamp |
| 03/01/2000 | CN2366680Y Multi-functional and portable type search-light |
| 03/01/2000 | CN2366679Y Telescopic type lighting lamp |
| 02/29/2000 | US6030094 Collapsible lantern with automatic shut-off feature |
| 02/24/2000 | WO2000009940A1 Jewelry piece |
| 02/24/2000 | DE19827806C1 Schaltervorrichtung für eine Taschenleuchte Switch device for a torch |
| 02/22/2000 | US6028327 Light-emitting device using an organic thin-film electroluminescent light-emitting element |
| 02/22/2000 | US6027226 Variable-focusing head cap assembly for a flashlight |
| 02/16/2000 | EP0979372A1 Card light |
| 02/16/2000 | CN2364326Y Portable hand lamp |
| 02/16/2000 | CN2364325Y Hand signal lamp |
| 02/15/2000 | US6024471 Rotary switch lighting device |
| 02/08/2000 | US6022131 Room lighting unit for vehicles |
| 02/08/2000 | US6022127 Multi-function switching head for use with handheld illumination devices |
| 01/26/2000 | CN2360715Y Rechargable electric torch |
| 01/26/2000 | CN2360714Y Long effect electric torch |
| 01/25/2000 | US6017129 Switchable tail-cap illuminator with power supply |
| 01/18/2000 | US6015217 Uniform epaulet-coupled emergency flashlight |
| 01/12/2000 | CN2358332Y High reliable explosion-proof miners lamp for detecting gas |
| 01/12/2000 | CN2358331Y Lighting device |
| 01/11/2000 | US6012824 Flashlight with rotatable lamp head |
| 01/11/2000 | CA2186195C Dual beam flashlight |
| 01/06/2000 | WO2000000769A1 Indication device |
| 01/06/2000 | CA2333289A1 Indication device |
| 12/29/1999 | WO1999067568A1 Method and apparatus for light transmission |
| 12/29/1999 | WO1999067567A1 A lighting device |
| 12/29/1999 | EP0967432A2 Switching device for a pocket lamp |
| 12/29/1999 | CA2335783A1 Method and apparatus for light transmission |
| 12/29/1999 | CA2333533A1 A lighting device |
| 12/28/1999 | US6008732 Motor vehicle display apparatus |
| 12/28/1999 | US6007216 Emergency alert light |
| 12/23/1999 | DE19827102A1 Lamp especially underwater lamp watertight housing enclosing light sources |
| 12/21/1999 | US6004008 Multi-functional flashlight |
| 12/21/1999 | US6004003 Portable lighting device |
| 12/14/1999 | US6000811 Hanging emergency light assembly |
| 12/02/1999 | DE19928275A1 Pocket lamp with accumulator rechargeable across plug box for professionals and craftsmen such as painters or electricians or DIY people |
| 11/30/1999 | US5993022 Multi-pivot flashlight |
| 11/24/1999 | CN1236425A A portable lighting product, a portable lighting product circuit and a functioning method for a portable lighting product circuit |
| 11/23/1999 | US5990430 Waterproof switch device for a flashlight |
| 11/23/1999 | US5988828 Portable light incorporating a multi-position hook |
| 11/02/1999 | US5975714 Renewable energy flashlight |
| 10/26/1999 | US5971562 Twin headed flashlight |
| 10/26/1999 | CA2153892C Flashlight and recharging system therefor |
| 10/21/1999 | WO1999053235A1 Rechargable security intelligent torch |
| 10/19/1999 | US5967642 Flashlight |
| 09/28/1999 | US5957567 Flashlight with support ribs extending beyond front face |
| 09/28/1999 | US5957566 Flashlight |
| 09/23/1999 | DE19813837A1 Light transmitter e.g. for use in medicine |
| 09/21/1999 | US5954420 Telescopic flashlight |
| 09/21/1999 | US5954416 Rotating reflector flashlight |
| 09/08/1999 | CN1228151A Lighting devices E. G. bicycle lamps |
| 09/07/1999 | US5947585 Heated cover for flashlight used in cold weather |
| 09/07/1999 | US5947580 Universal safety light with EL element |
| 09/07/1999 | CA2187399C Flashlight |
| 09/01/1999 | EP0856120A4 Convertible flashlight |
| 08/31/1999 | US5944407 Illumination device |
| 08/19/1999 | WO1999017050A3 Multi-function lantern including flashing lantern cap |
| 08/18/1999 | EP0935726A1 A portable lighting product, a portable lighting product circuit and a functioning method for a portable lighting product circuit |
| 08/10/1999 | US5934789 Disposable planar flashlight |
| 08/03/1999 | US5931562 Multi-functional tactical flashlight |
| 08/03/1999 | US5931560 Flashlight having flexible, memory-retaining members |
| 07/29/1999 | WO1999037948A1 Improved flashlight |
| 07/27/1999 | US5927846 Disposable planar flashlight |
| 07/22/1999 | WO1999036729A1 Hand-holdable toy light tube |
| 07/22/1999 | WO1999036728A1 Flat torch |
| 07/13/1999 | US5921657 Flashlight carrier sleeve and handle |
| 07/13/1999 | US5921656 Water activated emergency strobe light |
| 06/30/1999 | EP0912650A4 Battery device |
| 06/24/1999 | WO1999031432A1 Laser lighting system |
| 06/24/1999 | WO1999017050A8 Multi-function lantern including flashing lantern cap |
| 06/10/1999 | DE19754444A1 Portable lamp esp. pocket torch with variable lighting power |
| 06/09/1999 | EP0921345A2 Portable lamp, in particular pocket lamp |
| 06/08/1999 | US5909952 Flashing indentification light adaptor system for flashlight |
| 06/08/1999 | US5909851 Attaching equipment for detachably engaging a string-type object |
| 06/02/1999 | EP0918970A1 Lighting devices e.g. bicycle lamps |
| 05/19/1999 | EP0916059A1 Flashing identification light adaptor system for flashlight |
| 05/19/1999 | CN1217088A Battery device |
| 05/18/1999 | US5905359 Combination flywheel and electrical storage cell and method of use |