|
| US4124111 | 2 Dic 1976 | 7 Nov 1978 | Nippon Coinco Co. Ltd. | Coin inspecting apparatus |
| US4151904 | 14 Nov 1977 | 1 May 1979 | H. R. Electronics Company | Coin detection device |
| US4323148 | 5 Mar 1980 | 6 Abr 1982 | Matsushita Electric Industrial Co., Ltd. | Coin selector for vending machine |
| US4391373 | 10 Nov 1980 | 5 Jul 1983 | Barry-Wehmiller Company | Method of and apparatus for compensating signal drift during container inspection |
| US4460080 | 4 Mar 1982 | 17 Jul 1984 | Aeronautical & General Instruments Limited | Coin validation apparatus |
| US4462513 | 2 Oct 1981 | 31 Jul 1984 | Mars, Inc. | Testing coins |
| US4509633 | 24 Ago 1983 | 9 Abr 1985 | Reed Industries, Inc. | Electronic coin validator with improved diameter sensing apparatus |
| US4582189 | 14 Mar 1984 | 15 Abr 1986 | Reed Industries, Inc. | Coin validation apparatus |
| US4625852 | 5 Sep 1985 | 2 Dic 1986 | Coil Acceptors, Inc. | Coin detection and validation means and method |
| US4739869 | 8 Ago 1986 | 26 Abr 1988 | Coin Acceptors, Inc. | Coin detection and validation means and method |
| US4936435 | 11 Oct 1988 | 26 Jun 1990 | UniDynamics Corporation | Coin validating apparatus and method |
| US5007520 | 20 Jun 1989 | 16 Abr 1991 | AT&T Bell Laboratories | Microprocessor-controlled apparatus adaptable to environmental changes |
| US5020653 | 6 Mar 1989 | 4 Jun 1991 | Sanden Corporation | Device for discriminating between coins |
| US5042635 | 2 Oct 1989 | 27 Ago 1991 | Jani Supplies Enterprises, Inc. | Rapid coin acceptor |
| US5131518 | 19 Abr 1990 | 21 Jul 1992 | Sanden Corporation | Coin testing apparatus |
| US5154272 | 16 Abr 1991 | 13 Oct 1992 | Kabushiki Kaisha Nippon Conlux | Controller for an automatic vending machine |
| US5167313 | 10 Oct 1990 | 1 Dic 1992 | Mars Incorporated | Method and apparatus for improved coin, bill and other currency acceptance and slug or counterfeit rejection |
| US5244070 | 4 Mar 1992 | 14 Sep 1993 | Duncan Industries Parking Control Systems Corp. | Dual coil coin sensing apparatus |
| US5273151 | 23 Mar 1992 | 28 Dic 1993 | Duncan Industries Parking Control Systems Corp. | Resonant coil coin detection apparatus |
| US5293979 | 10 Dic 1991 | 15 Mar 1994 | Coin Acceptors, Inc. | Coin detection and validation means |
| US5330041 | 15 Jun 1992 | 19 Jul 1994 | Mars Incorporated | Method and apparatus for improved coin, bill and other currency acceptance and slug or counterfeit rejection |
| US5379875 | 14 Abr 1994 | 10 Ene 1995 | EB Metal Industries, Inc. | Coin discriminator and acceptor arrangement |
| US5443144 | 26 May 1994 | 22 Ago 1995 | Mars Incorporated | Method and apparatus for improved coin, bill and other currency acceptance and slug or counterfeit rejection |
| US5452785 | 26 Sep 1994 | 26 Sep 1995 | Anritsu Corporation | Coin diameter discriminating apparatus |
| US5458225 | 25 May 1993 | 17 Oct 1995 | Anritsu Corporation | Coin discriminating apparatus |
| US5564548 | 1 Jun 1995 | 15 Oct 1996 | Mars Incorporated | Method and apparatus for currency acceptance and slug or counterfeit rejection |
| US5673781 | 21 Nov 1995 | 7 Oct 1997 | Coin Acceptors, Inc. | Coin detection device and associated method |
| US5730272 | 23 Sep 1996 | 24 Mar 1998 | Mars Incorporated | Method for improved coin, bill and other currency acceptance and slug or counterfeit rejection |
| US5781444 | 11 Ene 1996 | 14 Jul 1998 | Kabushiki Kaisha Nippon Conlux | Distributed processing unit connectable to external processing means |
| US6223877 | 29 Jul 1997 | 1 May 2001 | QVEX, Inc. | Coin validation apparatus |
| US6227343 | 30 Mar 1999 | 8 May 2001 | Millenium Enterprises Ltd. | Dual coil coin identifier |
