| Patents for G08B 5 - Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied (9,297) |
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| 07/31/1979 | US4163224 Display device with memory |
| 07/31/1979 | US4163220 Distress signalling device |
| 07/03/1979 | US4160240 Binary digital pager having an eight function code read-out |
| 06/27/1979 | EP0002622A2 Signal lamp with control circuit |
| 05/29/1979 | US4156872 Display element write sensor |
| 05/22/1979 | CA1055119A1 Indicator light circuit providing normal and emergency indication |
| 04/10/1979 | US4149224 Instant savior |
| 04/03/1979 | US4148023 Emergency exit indicator |
| 04/03/1979 | US4147497 Hand-operable signal device using percussively-ignitable flashlamps |
| 03/27/1979 | US4146783 Multiplexed optical communication system |
| 02/27/1979 | US4142179 Safety warning lamps for adverse or hazardous atmospheres |
| 01/23/1979 | CA1046943A1 Luminescent solid state status indicator |
| 01/02/1979 | US4132986 Electromagnetic indicator |
| 01/02/1979 | US4132983 Radio synchronized warning light system |
| 12/26/1978 | US4131886 Indication system |
| 12/19/1978 | US4130082 Flashlamp assembly for providing highly intense audible and visual signals |
| 12/19/1978 | US4130081 Activation means for flashlamp article |
| 11/28/1978 | US4127693 Reflex reflectors with pyramid-shaped indentations |
| 11/21/1978 | US4126855 Annunciator readout unit |
| 11/07/1978 | US4124842 Morse code signalling device |
| 10/31/1978 | US4123671 Integrated driver circuit for display device |
| 10/31/1978 | US4122796 Adjustable pennant warning of downed water skiers |
| 10/17/1978 | US4120259 Visual and radar emergency detection balloon |
| 09/26/1978 | US4117454 Strobe light system for school buses |
| 09/26/1978 | US4116615 Door-actuated activation means for flashlamp article |
| 09/26/1978 | US4116155 Indicator flag construction |
| 09/26/1978 | CA1039423A2 Lamp power supply arrangement for key telephone system |
| 09/26/1978 | CA1039067A1 Parking meter |
| 09/19/1978 | US4115769 Damping means for indicators |
| 09/12/1978 | US4114071 Light modulator system |
| 08/08/1978 | US4104909 Combination gauge |
| 07/25/1978 | US4103298 Alarm device |
| 07/25/1978 | US4102296 Marine safety signal device |
| 07/04/1978 | US4099100 Neon tube flashing device |
| 06/13/1978 | US4095215 Pager subsystems |
| 06/13/1978 | US4094267 Distress signal device |
| 05/23/1978 | US4091368 Method and apparatus to obtain an electrical signal representative of thickness of a traveling filament |
| 05/23/1978 | US4090468 Warning flag for vehicles |
| 05/16/1978 | US4090194 Indication apparatus |
| 05/16/1978 | US4090186 Signaling device |
| 05/16/1978 | US4090185 Emergency position-fixing device |
| 05/16/1978 | US4090059 Thermal recording head for printer |
| 05/09/1978 | US4088162 Inflatable signal device |
| 03/14/1978 | US4078954 Illuminating pyrotechnic composition which generates gases |
| 02/28/1978 | US4076488 Selective firing mechanism for array of percussive flashlamps |
| 02/14/1978 | US4074252 Hand safety flasher |
| 02/14/1978 | US4074225 Emergency detection alarm and evacuation system |
| 01/31/1978 | US4071726 Electrical switch having actuator light transmissive region, intermediate lens and light source |
| 01/24/1978 | US4070145 Selective actuating mechanism for signal device using percussive flashlamps |
| 10/25/1977 | US4055759 Signal device using percussive flashlamps |
| 10/11/1977 | US4052955 Emergency balloon device |
| 09/06/1977 | US4047165 Emergency signal light |
| 09/06/1977 | US4047137 Bistable position indicating device |
| 08/30/1977 | US4045794 Alarm indicating system |
| 08/16/1977 | US4042919 Illuminated sign and high intensity warning device |
| 08/16/1977 | US4042882 Radio-balloon distress signal |
| 08/09/1977 | US4040381 Visual burglar alarm |
| 06/07/1977 | US4028661 Pager subsystems |
| 05/24/1977 | US4024828 Signaling device |
| 05/10/1977 | US4023146 Method for computing and evaluating emergency priority and evacuation routes for high rise buildings, mines and the like |
| 04/12/1977 | US4017847 Luminous indicator with zero standby power |
| 03/29/1977 | US4015255 Magnetically operated sign |
| 03/08/1977 | US4011560 Programmable light display system |
| 03/08/1977 | US4011541 Single wire system with delay switching circuit for selective control of navigation and strobe lights |
| 01/11/1977 | US4003040 Flashing address-indicating door sign |
| 01/04/1977 | US4001815 Rotary electromagnetic indicator |
| 01/04/1977 | US4001776 Multiple indication display |
| 12/28/1976 | US3999437 Pneumatic indicator |
| 12/21/1976 | US3999176 Indicator light circuit providing normal and emergency indication |
| 12/21/1976 | US3998307 Parking meter |
| 12/07/1976 | US3996581 Hard copy tone address paging system |
| 11/30/1976 | US3995243 Fault detection indicator |
| 11/30/1976 | US3994560 Reflective animal collar |
| 10/19/1976 | US3987426 Power loss indicator |
| 08/24/1976 | US3976995 Precessing display pager |
| 08/24/1976 | US3976970 Process and device for analizing and validating signals usable in warning systems for road-signs |
| 08/17/1976 | US3975728 Electromagnetic displays with resiliently mounted components |
| 08/17/1976 | US3975724 Room status signaling system |
| 07/20/1976 | US3970988 Conveyor-type traffic signal device |
| 07/13/1976 | US3969720 Emergency alarm and evacuation system |
| 06/22/1976 | US3964427 Survival apparatus |
| 06/15/1976 | US3964058 Do not disturb doorbell |
| 06/15/1976 | US3964039 Luminescent solid state status indicators |
| 06/15/1976 | US3964008 Target reset mechanism |
| 06/08/1976 | US3962698 Visual display and remote control panel system |
| 06/01/1976 | US3961259 Marine smoke markers |
| 05/18/1976 | US3958115 Multiple flashlamp unit with indexing means |
| 04/20/1976 | US3951014 Magnetic reset tool |
| 03/23/1976 | US3945338 Location indicator for lost aircraft |
| 03/16/1976 | US3944803 Lantern safety device |
| 03/16/1976 | US3944724 Paging system with selectively actuable pocket printers |
| 03/02/1976 | US3941340 Boat flag holder |
| 02/17/1976 | US3939385 Signalling apparatus for ships |
| 02/10/1976 | US3938080 System for the programmed flashing of warning lights |
| 02/10/1976 | US3937004 Portable miniature type information treating device |
| 02/03/1976 | US3936818 Electromagnetic indicator having oppositely magnetized stamped magnetic cores |
| 01/27/1976 | US3935571 Electro-visual indicators |