| Patents for G08B 5 - Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied (9,297) |
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| 04/02/1991 | US5005004 Light activated vehicle sensor with flashing light and pulsing sound alarm |
| 04/02/1991 | US5003911 For a recreational vehicle |
| 03/21/1991 | WO1991003921A1 Watchband battery powered system |
| 03/21/1991 | WO1991003885A1 Graphic message interpreter for communication systems |
| 03/19/1991 | US5001462 Personal safety alarm and light |
| 03/19/1991 | US5001455 Portable signaling device |
| 03/13/1991 | EP0416792A2 Access control devices and systems incorporating such devices |
| 03/13/1991 | EP0211849B1 Pager system and communication protocol |
| 03/12/1991 | US4999753 Portable safety device |
| 03/12/1991 | US4999559 Control electromagnet |
| 03/07/1991 | WO1991003040A1 Ideographical character signalling system |
| 03/06/1991 | EP0415026A2 Apparatus for light signals |
| 03/01/1991 | WO1991003744A1 Headgear-mounted indicator for ionizing radiation |
| 03/01/1991 | CA2065411A1 Headgear-mounted indicator for ionizing radiation |
| 02/27/1991 | EP0414122A2 City call-receiver |
| 02/27/1991 | EP0228377B1 Device for marking edges of shelves |
| 02/26/1991 | US4996526 Power conservation method and apparatus for a portion of a synchronous information signal |
| 02/22/1991 | WO1991003037A1 Selective call signalling system |
| 02/21/1991 | WO1991002435A1 Answer-back pager |
| 02/20/1991 | EP0413369A1 A portable pager |
| 02/19/1991 | US4994908 Interactive room status/time information system |
| 02/19/1991 | US4994797 Method and system for user controlled page disposition |
| 02/19/1991 | US4994784 Paging receiver |
| 02/13/1991 | EP0412574A2 Antenna for watch pager system |
| 02/13/1991 | EP0412460A2 Pulsating gas powered light source |
| 02/12/1991 | CA1279954C Clothing assembly |
| 02/08/1991 | CA2022175A1 Pulsating gas powered light source |
| 02/07/1991 | WO1991001614A1 Method of selecting functions in a combination selective call receiver watch |
| 02/07/1991 | WO1991001604A1 Paging message interface and missed message retrieval method |
| 02/07/1991 | CA2064894A1 Paging message interface and missed message retrieval method |
| 02/06/1991 | EP0411125A1 Time display device |
| 02/06/1991 | EP0410978A1 Animated data display interleaving. |
| 02/06/1991 | CN2070829U High voltage ignition line with display function for car |
| 02/02/1991 | WO1991002413A1 Radio receiver frequency control system |
| 02/02/1991 | CA2064895A1 Radio receiver frequency control system |
| 02/02/1991 | CA2022085A1 Method for the indication of the detonation of a practice seabed mine and device for carrying out the method |
| 01/29/1991 | US4988991 Selective call receiving apparatus |
| 01/24/1991 | WO1991001033A2 Method and apparatus for modifying synthesized sound signals |
| 01/24/1991 | WO1991001031A1 Device and process for transmitting information |
| 01/24/1991 | WO1991001015A1 Combination display and solar cell |
| 01/24/1991 | DE3923429A1 Automatic door opening system for apartment building - has rest contact in door opening line providing feedback signal to display stage in series with opening button |
| 01/24/1991 | DE3922677A1 Geraet und verfahren zum vermitteln von informationen Apparatus and method for convey of information |
| 01/16/1991 | EP0408086A2 Watch pager system |
| 01/16/1991 | EP0407817A1 Apparatus for passing orders |
| 01/11/1991 | CA2016941A1 Optical indicator, particularly for industrial use |
| 01/08/1991 | US4984174 Information service system |
| 01/08/1991 | US4984142 Optical indicator |
| 01/08/1991 | US4983960 Porch or entry switch providing emergency signals |
| 01/02/1991 | EP0405381A2 Arrangement for supplying and switching a plurality of signalling lamps |
| 12/27/1990 | WO1990016052A1 Means and method of displaying a message in a plurality of scripts |
| 12/27/1990 | EP0404007A2 Method for superimposing independently transmitted data on pager display |
| 12/27/1990 | CA1278354C Night vision goggle compatible alarm |
| 12/27/1990 | CA1278345C Paging receivers |
| 12/19/1990 | CN1047950A Interactive room status/time information system |
| 12/18/1990 | US4978944 Paging receiver with dynamically programmable channel frequencies |
| 12/18/1990 | US4978207 Traffic mirror |
| 12/13/1990 | WO1990015511A1 Retransmission method and apparatus |
| 12/12/1990 | EP0401235A1 Paging system with transmission protocol compatible with analog and digital transmitters |
| 12/12/1990 | EP0401223A1 Paging system with dynamically programmable reception frequencies |
| 12/11/1990 | US4976215 Door activity monitoring apparatus |
| 12/11/1990 | CA1277758C Communications device for building entrances |
| 12/05/1990 | EP0401038A1 Improvements in or relating to personnel safety arrangements |
| 12/04/1990 | US4975694 Paging receiver with variable color indicators |
| 12/01/1990 | CA2018125A1 Personnel safety arrangements |
| 11/29/1990 | WO1990014647A1 Portable safety device for attracting visual attention |
| 11/28/1990 | EP0398882A1 Paging receiver with dynamically programmable functionality |
| 11/21/1990 | CN1010516B Device for marking edges of shelves |
| 11/20/1990 | US4972172 Portable, blinking alarm status and theft deterrent indicator |
| 11/15/1990 | WO1990013828A1 Introduction system for locating compatible persons |
| 11/07/1990 | EP0395725A1 Pager having time controlled functions. |
| 11/06/1990 | WO1990013879A1 Location marker |
| 11/06/1990 | CA2054194A1 Location marker |
| 11/01/1990 | WO1990013213A1 Radio pagers |
| 11/01/1990 | WO1990013100A1 Interactive room status/time informaton system |
| 10/31/1990 | EP0394357A1 Acknowledge back pager with apparatus for controlling transmit frequency. |
| 10/31/1990 | EP0394313A1 Paging terminal apparatus with message storage and retransmission capability and method therefor. |
| 10/30/1990 | USRE33417 Mobile paging call back system and related method |
| 10/30/1990 | US4967322 Reflective stick |
| 10/30/1990 | US4967194 Radio message display system |
| 10/24/1990 | EP0393794A1 Method for application dependent display of data on a screen of a paging system, and a paging system, suitable for use of the method |
| 10/24/1990 | EP0393793A1 In a paging system a method for transmission of a message and after receipt thereof display thereof, and a paging system suitable for use of this method |
| 10/24/1990 | EP0393114A1 Paging receiver for receiving pages from analog or digital paging transmitters |
| 10/24/1990 | EP0393096A1 Paging receiver with paging receiver identification code digits transmitted in order of increasing significance |
| 10/20/1990 | CA2014795A1 Interactive room status/time information system |
| 10/16/1990 | US4962602 Sticker for alarm system |
| 10/09/1990 | US4962377 Paging by text matching |
| 10/09/1990 | US4962371 CPS alarm system |
| 10/04/1990 | WO1990011655A1 Communication receiver having informational displays |
| 09/25/1990 | US4959644 Paging receiver with a display function that inhibits display of a received command signal |
| 09/20/1990 | WO1990010998A1 Paging receiver with variable color indicators |
| 09/20/1990 | WO1990010904A1 Method and system for user controlled page disposition |
| 09/19/1990 | EP0387293A1 Paging receiver with continuously tunable antenna |
| 09/19/1990 | EP0387281A1 Paging receiver with programmable areas of reception |
| 09/12/1990 | EP0386411A1 Paging by text matching |
| 09/12/1990 | EP0386122A1 Paging receiver displaying place of origin of pages |
| 09/12/1990 | EP0386101A1 Handrail. |
| 09/11/1990 | US4956641 Radio paging device having circuitry of rewriting a stored message with error-free characters |
| 09/04/1990 | US4954936 Aseismatic structure of an indicating lamp |
| 08/28/1990 | US4952927 Paging receiver with dynamically allocated display rate |
| 08/28/1990 | US4952906 Strobe alarm circuit |