|
| US3970824 | 13. Jan. 1975 | 20. Juli 1976 | Schlage Electronics, Inc. | Electronic recognition and identification system for identifying a family of codes |
| US4065753 | 9. Sept. 1974 | 27. Dez. 1977 | Minnesota Mining & Manufacturing Company | Electromagnetically responsive projectile and system for detecting same |
| US4087791 | 9. Sept. 1974 | 2. Mai 1978 | Minnesota Mining and Manufacturing Company | Electromagnetically responsive device and system for detecting the same |
| US4215342 | 31. März 1978 | 29. Juli 1980 | Intex Inc. | Merchandise tagging technique |
| US4260983 | 11. Jan. 1979 | 7. Apr. 1981 | Tag Radionics Limited | Presence sensing detector and system for detecting a receiver/transmitter device affixed to an article |
| US4481428 | 19. Mai 1981 | 6. Nov. 1984 | Security Tag Systems, Inc. | Batteryless, portable, frequency divider useful as a transponder of electromagnetic radiation |
| US4573042 | 14. März 1983 | 25. Febr. 1986 | Sensormatic Electronics Corporation | Electronic article surveillance security system |
| US4622543 | 22. März 1984 | 11. Nov. 1986 | | Surveillance system having acoustic magnetomechanical marker |
| US4686513 | 30. Sept. 1985 | 11. Aug. 1987 | Sensormatic Electronics Corporation | Electronic surveillance using self-powered article attached tags |
| US4742341 | 13. Juni 1986 | 3. Mai 1988 | N.V. Nederlandsche Apparatenfabriek Nedap | Electromagnetic detection system, as well as a responder for such a system |
| US4751500 | 10. Febr. 1987 | 14. Juni 1988 | Knogo Corporation | Detection of unauthorized removal of theft detection target devices |
| US4800369 | 15. Okt. 1986 | 24. Jan. 1989 | | Anti-shoplifting system |
| US4818973 | 14. Juli 1987 | 4. Apr. 1989 | Kabushiki Kaisha Wako Sangyo | System for detecting a transfer of an article |
| US4847592 | 12. Febr. 1988 | 11. Juli 1989 | N.V. Nederlandsche Apparatenfabriek Nedap | Detection plate having pin-shaped attachment means |
| US4853692 | 7. Dez. 1987 | 1. Aug. 1989 | | Infant security system |
| US4855583 | 17. Aug. 1987 | 8. Aug. 1989 | Figgie International, Inc. | Structure and method of making combination proximity/insertion identification cards |
| US4962369 | 9. Febr. 1989 | 9. Okt. 1990 | Marcia Israel | Merchandise security system utilizing RF transmitter |
| US5012224 | 3. Aug. 1990 | 30. Apr. 1991 | Sensormatic Electronics Corporation | Audible tag for magnetic electronic article surveillance systems |
| US5068641 | 23. Febr. 1990 | 26. Nov. 1991 | N.V. Nederlandsche Apparatenfabriek Nedap | Detection label for an anti-shop-lifting system |
| US5245317 | 18. Dez. 1991 | 14. Sept. 1993 | | Article theft detection apparatus |
| US5631631 | 17. Aug. 1994 | 20. Mai 1997 | Avery Dennison Corporation | Device for use in conveying information concerning an article of commerce |
| US5714935 | 3. Febr. 1995 | 3. Febr. 1998 | Sensormatic Electronics Corporation | Article of merchandise with concealed EAS marker and EAS warning logo |
| US5767772 | 8. Aug. 1996 | 16. Juni 1998 | | Marker for an article which is detected when it passes through a surveillance zone |
| US5844485 | 28. Juli 1997 | 1. Dez. 1998 | Sensormatic Electronics Corporation | Article of merchandise with EAS and associated indicia |
| US6078258 | 7. Juli 1998 | 20. Juni 2000 | HI-G-TEK Ltd. | Tag system |
| US7174201 | 17. Juni 2002 | 6. Febr. 2007 | Biosense, Inc. | Position sensing system with integral location pad and position display |
| US7277247 | 26. Aug. 2005 | 2. Okt. 2007 | Fujitsu Limited | Library apparatus and cartridge therefor |
| US7549960 | 21. Dez. 2001 | 23. Juni 2009 | Biosense, Inc. | Implantable and insertable passive tags |
| US7558616 | 17. Juni 2002 | 7. Juli 2009 | Biosense, Inc. | Guidance of invasive medical procedures using implantable tags |
| US7575550 | 11. März 1999 | 18. Aug. 2009 | Biosense, Inc. | Position sensing based on ultrasound emission |
| US7590441 | 17. Juni 2002 | 15. Sept. 2009 | Biosense, Inc. | Invasive medical device with position sensing and display |
| US8068027 | 30. März 2005 | 29. Nov. 2011 | HI-G-TEK Ltd. | Monitorable locking assemblies |
