Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7997552 | Suspension system | Mark Engebretson, Harald Kanz, Yoshiyuki Takeuchi | 2011-08-16 |
| 7516932 | Suspension system | Mark Engebretson, Harald Kanz, Yoshiyuki Takeuchi | 2009-04-14 |
| 7013019 | Thermoset composite material baffle for loudspeaker | David H. Cox, Bernard M. Werner | 2006-03-14 |
| D483743 | Speaker transducer housing | — | 2003-12-16 |
| D483744 | Portion of a speaker transducer housing | — | 2003-12-16 |
| D452964 | Acoustical horn | — | 2002-01-15 |
| D450683 | Integrated baffle design for a loudspeaker | — | 2001-11-20 |