|
| US6269167 | 13 nov. 1996 | 31 juil. 2001 | Harman International Industries, Incorporated | Loudspeaker spider, method of making it and loudspeaker incorporating it |
| US6922477 | 2 oct. 2000 | 26 juil. 2005 | Matsushita Electric Industrial Co., Ltd. | Speaker |
| US7082667 | 19 juin 2001 | 1 août 2006 | Harman International Industries, Incorporated | Method of making a loudspeaker |
